Space Calendar - 1998

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Welcome to the Space Calendar!

The Space Calendar covers space-related activities and anniversaries for 1998. This Calendar is compiled and maintained by Ron Baalke. Please send any updates or corrections to ron@jpl.nasa.gov.

January 1998

Jan 01 - Asteroid 1997 YM9 Near-Earth Flyby (0.034 AU)
Jan 01 - Asteroid 441 Bathilde Closest Approach to Earth (1.600 AU)
Jan 01 - Asteroid 1921 Pala Closest Approach to Earth (2.034 AU)
Jan 02 - Asteroid 1992 AB Closest Approach to Earth (0.738 AU)
Jan 03 - Quadrantids Meteor Shower Peak
Jan 03 - Asteroid 5751 Zao Closest Approach to Earth (0.637 AU)
Jan 04 - Earth at Perihelion (0.983 AU from Sun)
Jan 05 - Moon Occults Saturn
Jan 05 - Asteroid 1998 BB10 Near-Earth Flyby (0.109 AU)
Jan 05-09 - National Radio Science Meeting, Boulder, Colorado
Jan 06 - Lunar Prospector Athena II Launch (Moon Orbiter), Successful
Jan 06 - Mercury At Its Greatest Western Elongation (23 Degrees)
Jan 06 - Asteroid 79 Julia Occults SAO 56001 (9.86 Magnitude Star)
Jan 06 - Asteroid 1997 YX3 Closest Approach to Earth (1.398 AU)
Jan 06 - 20th Anniversary (1978), Discovery of Comet Wild 2 By Paul Wild
Jan 06-10 - 191st American Astronomical Society (AAS) Meeting, Washington DC
Jan 07 - Gorizont-33 Proton Launch (Russia)
Jan 07 - Venus Passes 3.9 Degrees from Neptune
Jan 07 - Mars at Perihelion
Jan 07 - 30th Anniversary (1968), Surveyor 7 Launch (Moon Lander)
Jan 08 - Mir Spacewalk, Successful
Jan 08 - Lunar Prospector Trajectory Correction Maneuver #2 (TCM-2), Successful
Jan 08 - Comet Hartley 2 Closest Approach to Earth (0.820 AU)
Jan 08 - AAS Teachers and Astronomers Workshop, Washington DC
Jan 08 - 25th Anniversary (1973), Luna 21 Launch (Soviet Moon Lander/Rover)
Jan 08 - 5th Anniversary (1993), Sakigake, Earth Flyby (Japan)
Jan 08 - Frank Dyson's 130th Birthday (1868)
Jan 09 - Skynet-4D Delta 2 Launch, Successful
Jan 09 - NEAR, Trajectory Correction Maneuver #10 (TCM-10), Successful
Jan 09 - ACE Spacecraft Transfers To Halo Orbit
Jan 11 - Lunar Prospector, Lunar Orbit Insertion, Successful
Jan 11 - Asteroid 1998 BX7 Closest Approach to Earth (0.726 AU)
Jan 11-16 - 78th American Meteorological Society Annual Meeting, Phoenix, Arizona
Jan 11-17 - Conference on Observational Evidence for Black Holes in the Universe, Calcutta, India
Jan 12 - Asteroid 2062 Aten Closest Approach to Earth (0.765 AU)
Jan 12 - Asteroid 21 Lutetia at Opposition (10.9 Magnitude)
Jan 12-15 - From Atomic Nuclei to Stars and Galaxies: Physical Processes in Astrophysical Fluids, Haifa, Israel
Jan 12-15 - AIAA 36th Aerospace Sciences Meeting, Reno, Nevada
Jan 12-16 - 7th Annual JPL Airborne Earth Science Workshop, Pasadena, California
Jan 12-16 - Interstellar Turbulence Conference, Tonantzintla, Puebla, Mexico
Jan 13 - Comet C/1998 A1 (SOHO) Perihelion (0.0051 AU)
Jan 13 - 5th Anniversary (1993), STS-54 Launch (Endeavour), TDRS-F
Jan 13-14 - 2nd Annual JPL Electronic Packaging Workshop For Space Applications, Pasadena, California
Jan 13-15 - Workshop on Observational Cosmology With The New Radio Surveys, Tenerife, Canary Islands, Spain
Jan 14 - Mir Spacewalk, Successful
Jan 14 - Asteroid 1998 BG9 Near-Earth Flyby (0.221 AU)
Jan 14 - Comet Taylor Closest Approach to Earth (0.992 AU)
Jan 14 - Kuiper Belt Object 1997 CU29 at Opposition (43.808 AU - 23.0 Magnitude)
Jan 15 - Lunar Prospector, Final Mapping Orbit Achieved
Jan 15 - Minuteman II Rocket Launch, Successful
Jan 15 - Asteroid 1996 FG3 Near-Earth Flyby (0.385 AU)
Jan 15 - Comet Shoemaker-Levy 3 Closest Approach to Earth (1.845 AU)
Jan 15 - El Nino Lecture, Pasadena, California
Jan 15 - Galileo Lecture, Pasadena, California
Jan 15-17 - 4th International Workshop on Gravitational Microlensing Surveys, Paris, France
Jan 16 - Kuiper Belt Object 1997 CS29 at Opposition (42.622 - 21.4 Magnitude)
Jan 16 - El Nino Lecture, Pasadena, California
Jan 17 - Comet Tempel-Tuttle Near-Earth Flyby (0.357 AU)
Jan 17 - Asteroid 2421 Nininger Occults SAO 77237 (6.9 Magnitude Star)
Jan 17 - Asteroid 176 Iduna Occults TAC -112155 (10.3 Magnitude Star)
Jan 17-24 - Fundamental Parameters in Cosmology, Les Arcs, France
Jan 19 - NEAR Laser Ranging Test
Jan 19 - Asteroid 1994 VM4 Closest Approach to Earth (0.433 AU)
Jan 19 - Asteroid 1994 CC Closest Approach to Earth (1.333 AU)
Jan 20 - Asteroid 1997 AQ18 Closest Approach to Earth (0.931 AU)
Jan 20 - Kuiper Belt Object 1997 CW29 at Opposition (41.497 AU - 22.8 Magnitude)
Jan 20 - 20th Anniversary (1978), Progress 1 Launch (USSR)
Jan 20 - Simon Mayr's 425th Birthday (1573)
Jan 21 - NEAR, Trajectory Correction Maneuver #11 (TCM-11), Successful
Jan 21 - Mars Passes 0.2 Degrees from Jupiter
Jan 21 - Bengt Stromgren's 90th Birthday (1908)
Jan 22 - STS-89 Launch, Endeavour, 8th Shuttle-Mir Mission, Successful
Jan 22 - Ofek 4 (Horizon 4) Launch (Israel), Failed
Jan 22 - Galileo, Orbital Trim Maneuver #40 (OTM-40), Successful
Jan 22 - Asteroid 1998 BT13 Near-Earth Flyby (0.018 AU)
Jan 22 - 20th Anniversary (1978), Navstar 1 Launch, 1st GPS Satellite
Jan 22 - 30th Anniversary (1968), Apollo 5 Launch
Jan 23 - NEAR, Earth Flyby, Successful
Jan 23 - Asteroid 1994 GY Closest Approach to Earth (1.639 AU)
Jan 24 - Space Shuttle Endeavour Docks With Mir (STS-89)
Jan 24 - Mercury Occults 187729 (6.5 Magnitude Star)
Jan 24 - 20th Anniversary (1978), Cosmos 954 Reentry (Radioactive Debris Landed in Canada)
Jan 25 - Venus at Perihelion
Jan 25 - Comet Wolf-Harrington Closest Approach to Earth (1.141 AU)
Jan 25 - Asteroid 3752 Camillo Closest Approach to Earth (0.836 AU)
Jan 25 - Asteroid 1992 UB Closest Approach to Earth (2.059 AU)
Jan 25 - Mount Wilson Observatory Lecture, Altadena, California
Jan 25 - 35th Anniversary (1963), Echo 2 Launch, 1st Joint US-USSR Program
Jan 25-29 - Space Technology & Applications International Forum (STAIF 98) Albuquerque, New Mexico
Jan 26 - Asteroid 89 Julia Occults TAC +34954 (10.7 Magnitude Star)
Jan 26 - 20th Anniversary (1978), IUE Launch
Jan 26 - 15th Anniversary (1983), IRAS Launch
Jan 26-31 - 2nd International Conference on Fusion of Earth Data, Cote d'Azur, France
Jan 26-Feb 01 - Winter Star Party, Florida Keys, Florida
Jan 27 - Asteroid 230 Athamantis at Opposition (10.5 Magnitude)
Jan 27 - Asteroid 192 Nausikaa Occults SAO 99095 (8.8 Magnitude Star)
Jan 27 - Asteroid 1997 YL11 Closest Approach to Earth (0.574 AU)
Jan 27 - 90th Anniversary (1908), P. Melotte's Discovery of Jupiter Moon Pasiphae
Jan 28 - Chinese New Year
Jan 28 - Comet P/1997 C1 (Gehrels) Perihelion (3.564 AU)
Jan 28 - Asteroid 1998 AK8 Closest Approach to Earth (0.534 AU)
Jan 28-29 - 3rd Workshop on Discovery Missions Program: Lessons Learned, Houston, Texas
Jan 29 - Soyuz TM-27 Launch (Russia), Successful
Jan 29 - NRO (National Reconnaissance Office) Atlas 2A Launch, Successful
Jan 30 - Inmarsat 3-F5/Brasilsat B-3 Ariane 4 Launch
Jan 31 - Space Shuttle Endeavour Returns To Earth (STS-89), Successful
Jan 31 - 40th Anniversary (1958), Explorer 1 Launch

February 1998

Feb 01 - Moon Occults Saturn
Feb 02 - Asteroid 1998 BR26 Near-Earth Flyby (0.015 AU)
Feb 02 - Mercury Passes 2.0 Degrees From Neptune
Feb 02 - Kuiper Belt Object 1995 DB2 at Opposition (39.263 AU - 23.5 Magnitude)
Feb 02 - Kuiper Belt Object 1995 DA2 at Opposition (33.031 AU - 23.3 Magnitude)
Feb 02-04 - International Workshop on Electric Components For The Commercialization of Military and Space Systems, Huntington Beach, California
Feb 02-05 - First International Conference on Comet Hale-Bopp, Canary Islands, Spain
Feb 03-04 - 1998 Direct Broadcast Satellite Conference: Five Burning Questions, Los Angeles, California
Feb 04 - Inmarsat 3-F5/ Brasilsat B-3 Ariane 4 Launch, Successful
Feb 04 - Kuiper Belt Object 1997 CT29 at Opposition (43.898 AU - 21.5 Magnitude)
Feb 05 - Moon Occults Aldebaran
Feb 05 - Asteroid 1998 BC34 Closest Approach to Earth (0.475 AU)
Feb 05 - Asteroid 1997 CU26 at Opposition (12.717 AU - 17.3 Magnitude)
Feb 05-06 - Space Weather: Research To Operations II, Boulder, Colorado
Feb 06 - Kuiper Belt Object 1997 CV29 at Opposition (39.514 AU - 23.0 Magnitude)
Feb 06 - Kuiper Belt Object 1997 CR29 at Opposition (41.011 AU - 22.7 Magnitude)
Feb 07 - Galileo, Orbital Trim Maneuver #41 (OTM-41)
Feb 07-08 - Northwoods Winter Starfest, Fall Creek, Wisconsin
Feb 08 - Mercury Passes 1.3 Degrees From Uranus
Feb 08 - Asteroid 30 Urania at Opposition (10.3 Magnitude)
Feb 08 - Asteroid 704 Interamnia at Opposition (10.9 Magnitude)
Feb 08 - Asteroid 3800 Karayusuf Closest Approach to Earth (0.588 AU)
Feb 08 - Jules Verne's 170th Birthday (1828)
Feb 09 - Asteroid 1951 Lick Closest Approach to Earth (0.524 AU)
Feb 09-10 - COSPAR/IAF Workshop on Scientific and Technical Aspects and Applications of Space-Based Meteorology, Vienna, Austria
Feb 09-11 - 1998 AAS/AIAA Space Flight Mechanics Meeting, Monterey, California
Feb 10 - Galileo, Europa 13 Flyby
Feb 10 - GEOSAT/ORBCOMM Taurus Launch, Successful
Feb 10 - Asteroid 3521 Comrie Closest Approach to Earth (1.172 AU)
Feb 10-11 - 1st FAA Commerical Space Transportation Conference, Arlington, Virginia
Feb 10-13 - Toward Solar Max 2000 Workshop, Yosemite, California
Feb 11 - Asteroid 7335 (1989 JA) Closest Approach to Earth (1.535 AU)
Feb 12 - Asteroid 3361 Orpheus Near-Earth Flyby (0.1668 AU)
Feb 12 - Asteroid 63 Ausonia at Opposition (10.7 Magnitude)
Feb 12 - Asteroid 105 Artemis Occults TAC -052851 (9.7 Magnitude Star)
Feb 12 - Marcel Minnaert's 105th Birthday (1893)
Feb 13 - Galileo, Orbital Trim Maneuver #42 (OTM-42), Successful
Feb 13 - Asteroid 1992 EB1 Closest Approach to Earth (1.218 AU)
Feb 14 - Galileo Enters Solar Conjunction
Feb 14 - Globalstar-1 Delta 2 Launch, Successful
Feb 14 - Asteroid 1116 Catriona Occults Beta Aurigae (1.9 Magnitude Star)
Feb 14 - Edouard Baillaud's 150th Birthday (1848)
Feb 14 - Fritz Zwicky's 100th Birthday (1898)
Feb 16 - 50th Anniversary (1948), Kuiper's Discovery of Uranus Moon Miranda
Feb 17 - Voyager 1 Overtakes Pioneer 10 As Farthest Man-Made Object To Leave The Solar System
Feb 17 - Cosmos 2349 Soyuz-U Launch (Russia), Successful
Feb 17 - Asteroid 192 Nausikaa at Opposition (10.7 Magnitude)
Feb 17 - Asteroid 405 Thia at Opposition (11.0 Magnitude)
Feb 17 - Asteroid 1996 DH Closest Approach to Earth (0.980 AU)
Feb 17-20 - 1st NASA International Conference on Quantum Computing & Quantum Communications, Palm Springs California
Feb 18 - Asteroid 95 Arethusa Occults TAC -056044 (9.7 Magnitude Star)
Feb 18 - Asteroid 6 Hebe Occults TAC -078628 (11.0 Magnitude Star)
Feb 18-20 - 3rd International Symposium on Sources and Detection of Dark Matter in the Universe, Santa Monica, California
Feb 19 - Iridium 7 Delta 2 Launch, Successful
Feb 19 - Asteroid 516 Amherstia at Opposition (10.8 Magnitude)
Feb 19 - Asteroid 1995 LH Closest Approach to Earth (2.782 AU)
Feb 19 - Near-Earth Asteroid Tracking Program Lecture, Pasadena, California
Feb 19 - Copernicus' 525th Birthday (1473)
Feb 20 - Soyuz TM-26 Return to Earth, Successful
Feb 20 - Minuteman 3 Missile Launch, Failed
Feb 20 - Near-Earth Asteroid Tracking Program Lecture, Pasadena, California
Feb 20 - 5th Anniversary (1993), ASCA (Asuka) X-Ray Observatory Launch (Japan)
Feb 21 - COMETS H-II Launch (Japan), Failed
Feb 21 - Asteroid 1998 BY7 Near-Earth Flyby (0.028 AU)
Feb 22 - Asteroid 1998 DX11 Near-Earth Flyby (0.012 AU)
Feb 22 - Asteroid 5590 1990 VA Near-Earth Flyby (0.2383 AU)
Feb 22 - Mercury Passes 1.0 Degree From Jupiter
Feb 22 - Asteroid 153 Hilda Occults PPM 717088 (9.8 Magnitude Star)
Feb 23 - Comet McNaught-Hughes Perihelion (2.116 AU)
Feb 23-27 - 17th AIAA International Communications Satellite Systems Conference, Yokohama, Japan
Feb 24 - Asteroid 1994 CN2 Closest Approach To Earth (1.186 AU)
Feb 24 - Live Mars Teacher Workshop
Feb 24 - 30th Anniversary (1968), Discovery of First Pulsar
Feb 25 - SNOE/BATSAT Pegasus XL Launch, Successful
Feb 25 - Cassini, Trajectory Correction Maneuver #2 (TCM-2)
Feb 25 - Asteroid 1998 FG2 Near-Earth Flyby (0.066 AU)
Feb 26 - Solar Eclipse, Visible from Galapagos, S. America & Carribean
Feb 26 - Kuiper Belt Object 1997 CQ29 at Opposition (40.156 AU - 22.6 Magnitude)
Feb 26 - Kuiper Belt Object 1995 DC2 at Opposition (44.230 AU - 23.5 Magnitude)
Feb 26 - Galileo Lecture, Oregon
Feb 27 - Hot Bird-4 Ariane 4 Launch, Successful
Feb 27 - Intelsat 806 Atlas IIAS Launch, Successful
Feb 27 - Moon Occults Mars
Feb 27 - Comet P/1997 G1 Montani Closest Approach to Earth (3.577 AU)
Feb 28 - Comet Tempel-Tuttle Perihelion (0.977 AU)
Feb 28 - Asteroid 1988 EG Near-Earth Flyby (0.0316 AU)
Feb 28 - Asteroid 1998 CS1 Near-Earth Flyby (0.300 AU)
Feb 28 - Asteroid 1998 EP8 Closest Approach to Earth (0.855 AU)

March 1998

Mar 01-07 - Spaceweek
Mar 02 - Release Of Galileo Europa 12 Images
Mar 02 - Comet Kowal 2 Perihelion (1.397 AU)
Mar 02 - Asteroid 1998 BP26 Near-Earth Flyby (0.353 AU)
Mar 02-04 - Workshop on Climate Variability and Water Resource Management in the Southwest, El Paso, Texas
Mar 03 - Comet C/1998 E1 (SOHO) Perihelion (0.0053 AU)
Mar 03-04 - JPL 10th Annual High-Tech Small Business Development Procurement Conference, City of Industry, California
Mar 04 - NEAR, Thruster Calibration (CAL-1)
Mar 04 - Galileo Exits Solar Conjunction
Mar 04 - Moon Occults Aldebaran
Mar 04 - Comet Shoemaker-Levy 3 Perihelion (2.817 AU)
Mar 04 - Mercury Occults 146752 (6.5 Magnitude Star)
Mar 05 - Lunar Prospector Discovers Ice On The Moon
Mar 05 - Asteroid 111 Ate at Opposition (11.0 Magnitude)
Mar 05 - Comet P/1997 C1 (Gehrels) Closest Approach to Earth (4.582 AU)
Mar 05 - Comet C/1997 BA6 (Spacewatch) Closest Approach to Earth (5.575 AU)
Mar 05 - Asteroid 1998 EE3 Near-Earth Flyby (0.016 AU)
Mar 05 - Kuiper Belt Object 1994 ES2 at Opposition (44.414 AU - 24.0 Magnitude)
Mar 06 - Galileo WebChat
Mar 06 - Release Of Galileo Europa 4 Full Dataset
Mar 06 - Asteroid 115 Thyra at Opposition (11.0 Magnitude)
Mar 06 - Asteroid 1998 BZ7 Near-Earth Flyby (0.113 AU)
Mar 07 - Lunar Prospector, Orbital Trim Maneuver #1, Successful
Mar 07 - Venus Passes 3.8 Degrees From Neptune
Mar 07 - Wagman Winterfest VI, Russellton, Pennsylvania
Mar 08 - Asteroid 1998 FL5 Near-Earth Flyby (0.132 AU)
Mar 09 - Asteroid 1992 JE Closest Approach to Earth (1.798 AU)
Mar 09-13 - International Conference on Substorms, Lake Hamana, Japan
Mar 10 - Mercury Passes 1.0 Degree From Mars
Mar 10 - Comet C/1997 J2 Meunier-Dupouy Perihelion (3.058 AU)
Mar 10 - Asteroid 3648 Raffinetti Closest Approach to Earth (1.347 AU)
Mar 10-13 - Numerical Astrophysics 1998, Tokyo, Japan
Mar 11 - Asteroid 7822 (1991 CS) Closest Approach To Earth (0.901 AU)
Mar 11 - Asteroid 5189 (1990 UQ) Closest Approach To Earth (1.113 AU)
Mar 11-13 - 9th Annual Advanced Propulsion Research Conference, Pasadena, California
Mar 12 - 1st Solo Flight of the X-38 Aircraft, Successful
Mar 12 - Astrobiology Symposium, Washington DC
Mar 13 - Galileo, Orbital Trim Maneuver #43 (OTM-43), Successful
Mar 14 - Mercury at Perihelion
Mar 14-21 - Meeting on Dwarf Galaxies and Cosmology, Savoie, France
Mar 15 - Progress M-38 Soyuz Launch (Russia), Successful
Mar 15 - Asteroid 1996 GT Closest Approach to Earth (1.096 AU)
Mar 15 - 25th Anniversary (1973), San Juan Capistrano Meteorite Fall
Mar 16 - UHF-F8 Atlas 2 Launch, Successful
Mar 16 - Asteroid 511 Davida at Opposition (10.7 Magnitude)
Mar 16 - Asteroid 1998 FM5 Near-Earth Flyby (0.241 AU)
Mar 16 - Asteroid 1998 FJ74 Closest Approach to Earth (0.428 AU)
Mar 16 - Mapping the Amazon Lecture, Pasadena, California
Mar 16-20 - 29th Lunar and Planetary Science Conference (LPSC), Houston, Texas
Mar 17 - Asteroid 116 Sirona at Opposition (10.7 Magnitude)
Mar 17 - 40th Anniversary (1958), Vanguard 1 Launch (2nd Successful US Launch)
Mar 17 - 10th Anniversary (1988), IRS-1A (1st Soviet Commerical Launch)
Mar 18 - Venus Passes 3.3 Degrees From Uranus
Mar 18 - Comet P/1997 T3 (Lagerkvist-Carsenty) Perihelion (4.161 AU)
Mar 18 - Asteroid 1998 FN9 Near-Earth Flyby (0.122 AU)
Mar 18 - Asteroid 1991 EE Closest Approach to Earth (0.932 AU)
Mar 18 - Asteroid 6456 Golombek Closest Approach to Earth (1.572 AU)
Mar 18 - Galileo Lecture, Balboa Park, California
Mar 18-19 - 36th Goddard Memorial Symposium, Greenbelt, Maryland
Mar 19 - Mercury At Its Greatest Eastern Elongation (18 Degrees)
Mar 19 - Asteroid 275 Sapientia Occults PPM 94539 (8.9 Magnitude Star)
Mar 19 - Synthetic Aperture Radar Lecture, Pasadena, California
Mar 20 - Vernal Equinox (19:54 UT)
Mar 20 - Asteroid 3 Juno at Opposition (9.1 Magnitude)
Mar 20 - Kuiper Belt Object 1994 GV9 at Opposition (41.180 AU)
Mar 20-22 - 2nd Romanian Workshop on Celestial Mechanics and Space Dynamics, Cluj-Napoca, Romania
Mar 20-28 - SPIE Symposium on Astronomical Telescopes and Instrumentation, Kona, Hawaii
Mar 21 - Mercury Passes 5.0 Degrees From Saturn
Mar 21 - Gathering At The Equinox, Rock Hill, South Carolina
Mar 21 - 1st Regional Meeting of Amateur Astronomy, Leiria, Portugal
Mar 21-22 - Telescope Optics Workshop, Bellingham, Washington
Mar 21-28 - 1998 IEEE Aerospace Conference, Aspen, Colorado
Mar 22 - Comet C/1998 F1 (SOHO) Perihelion (0.0052 AU)
Mar 23 - Spot-4 Ariane 4 Launch, Successful
Mar 23 - "From Mir To Mars" Live Webcast
Mar 23 - Cassini, Perihelion (0.68 AU)
Mar 23 - Asteroid 1998 DG16 Near-Earth Flyby (0.205 AU)
Mar 23 - Asteroid 1998 FM9 Near-Earth Flyby (0.306 AU)
Mar 23 - Asteroid 1995 BL2 Closest Approach to Earth (0.496 AU)
Mar 23-28 - Meeting on Structure and Kinematics of Quasar Broad Line Regions, Lincoln, Nebraska
Mar 23-29 - FIDAE '98 International Air and Space Fair, Santiago, Chile
Mar 24 - Moon Occults Venus
Mar 24 - Asteroid 1998 DV9 Near-Earth Flyby (0.360 AU)
Mar 24 - Asteroid 1995 BC2 Closest Approach to Earth (1.393 AU)
Mar 24 - 5th Anniversary (1993), Discovery of Comet Shoemaker-Levy 9
Mar 24 - Walter Baade's 105th Birthday (1893)
Mar 25 - Iridium 2 Long March 2C/SD Launch, Successful
Mar 25 - Asteroid 1995 OO Closest Approach to Earth (0.517 AU)
Mar 25 - Workshop on Stellar Oscillations, Sydney, Australia
Mar 25-26 - Goddard Space Flight Center Technology Showcase '98, Greenbelt, Maryland
Mar 26 - Galileo, Orbital Trim Maneuver #44 (OTM-44)
Mar 26 - Moon Occults Jupiter
Mar 26 - Asteroid 578 Happelia Occults SAO 78830 (9.25 Magnitude Star)
Mar 26 - Asteroid 1996 EN Closest Approach to Earth (0.490 AU)
Mar 26-27 - 1st Annual Supplier Conference, Mesa, Arizona
Mar 27 - Venus, Greatest Western Elongation (46 Degrees)
Mar 27 - Asteroid 22 Kalliope at Opposition (10.9 Magnitude)
Mar 27 - Cassini, Probe Checkout #2, Successful
Mar 27-28 - ICECUBE Neutrino Detector Workshop, Irvine, California
Mar 27-30 - 1st Australian CCD Workshop, Trunkey Creek, Australia
Mar 29 - Galileo, Europa 14 Flyby
Mar 29 - Moon Occults Saturn
Mar 29 - Asteroid 1998 GC1 Near-Earth Flyby (0.138 AU)
Mar 30 - Iridium 8 Delta 2 Launch, Successful
Mar 30 - Asteroid 1997 WT22 Near-Earth Flyby (0.277 AU)
Mar 30 - Asteroid 1998 FF14 Near- Earth Flyby (0.303 AU)
Mar 31 - Mercury Passes 3.8 Degrees From Mars
Mar 31 - Asteroid 5145 Pholus at Opposition (12.128 AU - 18.2 Magnitude)
Mar 31 - 20th Anniversary (1978), Cosmos 1000 Launch (Soviet Union)

April 1998

Apr 01 - Mir Spacewalk
Apr 01 - NEAR, Trajectory Correction Maneuver #12 (TCM-12)
Apr 01 - Asteroid 1998 FX2 Near-Earth Flyby (0.096 AU)
Apr 01 - Asteroid 1998 FS11 Near-Earth Flyby (0.351 AU)
Apr 01 - Lecture on The Moon After Apollo, Boston, Massachusetts
Apr 01-03 - Laboratory Space Science Workshop, Cambridge, Massachusetts
Apr 01-03 - 29th Meeting of the Division of Dynamical Astronomy (AAS), Charlottesville, Virginia
Apr 02 - TRACE Pegasus XL Launch, Successful
Apr 02 - Galileo, Orbital Trim Maneuver #45 (OTM-45)
Apr 02 - Mars Passes 1.9 Degrees From Saturn
Apr 02 - Comet C/1998 G2 (SOHO) Perihelion (0.0049 AU)
Apr 02 - Asteroid 1993 BX3 Near-Earth Flyby (0.381 AU)
Apr 02 - Asteroid 4780 Polina Closest Approach To Earth (1.071 AU)
Apr 04 - Internet Chat With Apollo Astronauts & Actors
Apr 04 - Asteroid 7299 (1992 WZ5) Closest Approach to Earth (1.735 AU)
Apr 04 - 15th Anniversary (1983), STS-6 Launch (Challenger), TDRS-1, 1st Launch of Challenger
Apr 04 - 30th Anniversary (1968), Apollo 6 Launch
Apr 04-09 - 7th Workshop on the Physics of Dusty Plasmas, Boulder, Colorado
Apr 05 - Daylight Savings - Set Clock Ahead 1 Hour (North America)
Apr 05 - Asteroid 23 Thalia Occults TAC +311855 (10.4 Magnitude Star)
Apr 05 - Kuiper Belt Object 1993 FW at Opposition (41.002 AU - 23.2 Magnitude)
Apr 05 - Kuiper Belt Object 1995 HM5 at Opposition (31.271 AU - 23.1 Magntude)
Apr 06 - First Mars Global Surveyor Image Of The Cydonia Region
Apr 06 - Mir Spacewalk
Apr 06 - Asteroid 1998 HD14 Near-Earth Flyby (0.033 AU)
Apr 06 - Asteroid 1998 GM10 Closest Approach To Earth (0.437 AU)
Apr 06 - 25th Anniversary (1973), Pioneer 11 Launch (Jupiter/ Saturn Flyby Mission)
Apr 06-07 - Workshop on Future NASA Ionospheric Physics Mission, Greenbelt, Maryland
Apr 06-09 - ISTP Science Workshop, Greenbelt, Maryland
Apr 06-09 - 7th Biennial Remote Sensing '98, Tempe, Arizona
Apr 06-09 - Space Power Workshop, Long Beach, California
Apr 07 - Iridium Proton Launch, Successful
Apr 07 - 30th Anniversary (1968), Luna 14 Launch (Soviet Moon Orbiter)
Apr 07-10 - 1998 National Space Symposium, Colorado Springs, Colorado
Apr 08 - Cassini, Trajectory Correction Maneuver #3 (TCM-3)
Apr 08 - Asteroid 1995 DW2 at Opposition (17.973 AU - 21.7 Magnitude)
Apr 08 - Lecture on Comets, Asteroids, and Other Odd Bodies, Boston, Massachusetts
Apr 08 - 5th Anniversary (1993), STS-56 Launch (Discovery), Atlas-2 Spacelab
Apr 08-09 - ISTP Workshop, Greenbelt, Maryland
Apr 10 - Asteroid 7413 (1990 SH28) Occults Regulus (1.3 Magnitude Star)
Apr 10-13 - 18th National Australian Convention of Amateur Astronomers, Sydney, Australia
Apr 11 - Mir Spacewalk
Apr 11 - Internet Chat With Apollo Astronauts & Actors
Apr 11 - Comet Harrington-Wilson Perihelion (1.889 AU)
Apr 11 - Asteroid 1998 HG49 Near-Earth Flyby (0.334 AU)
Apr 12 - Easter Sunday
Apr 12 - Asteroid 1998 EP4 Near-Earth Flyby (0.065 AU)
Apr 12 - Cosmonauts' Day
Apr 13 - Asteroid 1998 FF2 Near-Earth Flyby (0.396 AU)
Apr 14 - 2nd Mars Global Surveyor Image of Cydonia Region
Apr 14 - Comet C/1998 H1 (Stonehouse) Perihelion (1.487 AU)
Apr 14 - Kuiper Belt Object 1994 EV3 at Opposition (43.692 AU - 23.5 Magnitude)
Apr 14 - 10th Anniversary (1988), Foton 1 Launch (USSR - Material Processing Satellite)
Apr 15 - Lecture On Solving Solar Enigmas, Boston, Massachusetts
Apr 15-16 - 2nd Workshop on Galactic Sources With Relativistic Jets, Milton Keynes, United Kingdom
Apr 15-17 - Faraday Discussion #109: Chemistry and Physics of Molecules and Grains in Space, Nottingham, United Kingdom
Apr 16 - Comet 1997 G2 (Montani) Perihelion (3.084 AU)
Apr 16 - Asteroid 1992 SL Closest Approach to Earth (1.033 AU)
Apr 16 - EOS Lecture, Pasadena, California
Apr 17 - STS-90 Launch, Columbia, Neurolab, Successful
Apr 17 - Mir Spacewalk
Apr 17 - Ulysses At Jupiter's Orbit
Apr 17 - Comet Peters-Hartley Closest Approach to Earth (1.390 AU)
Apr 17 - Asteroid 1998 HL49 Closest Approach To Earth (1.094 AU)
Apr 17 - EOS Lecture, Pasadena, California
Apr 17-19 - Space Access '98, Scottsdale, Arizona
Apr 18 - Earth Day
Apr 18 - 5th Annual Great Moon Buggy Race, Huntsville, Alabama
Apr 18 - Internet Chat With Apollo Astronauts & Actors
Apr 19 - Comet Tsuchinshan 1 Perihelion (1.496 AU)
Apr 19 - Asteroid 1998 HL1 Closest Approach To Earth (0.454 AU)
Apr 19-26 - 1998 Texas Star Party, Fort Davis, Texas
Apr 20 - Lyrids Meteor Shower Peak
Apr 20 - Asteroid 1998 HH1 Near-Earth Flyby (0.072 AU)
Apr 20 - Asteroid 2941 Alden Closest Approach to Earth (1.276 AU)
Apr 20 - Asteroid 887 Alinda Closest Approach to Earth (1.567 AU)
Apr 20 - Universe Lecture, Mauna Kea, Hawaii
Apr 20-23 - Hazards Of Space Weather Conference, Boulder, Colorado
Apr 20-24 - 23rd General Assembly of the European Geophysical Society, Nice, France
Apr 21 - Asteroid 1998 JH2 Closest Approach To Earth (1.633 AU)
Apr 21 - Gamma Ray Bursts Lecture, Mauna Kea, Hawaii
Apr 21-24 - 3rd International Conference on Library and Information Services in Astronomy (LISA III), Puetro de la Cruz, Tenerife, Spain
Apr 22 - Mir Spacewalk
Apr 22 - Venus Passes 0.3 Degrees From Jupiter
Apr 22 - Asteroid 8507 (1991 CB1) Near-Earth Flyby (0.299 AU)
Apr 22 - Asteroid 1998 HK3 Closest Approach To Earth (0.758 AU)
Apr 22 - Asteroid 1998 HZ7 Closest Approach To Earth (0.849 AU)
Apr 22 - Mars Exploration Lecture, Boston, Massachusetts
Apr 22 - Mars Global Surveyor Lecture, Washington DC
Apr 22 - Galileo Lecture, Moorpark College, California
Apr 23 - Women of NASA WebChats
Apr 23 - Moon Occults Venus & Jupiter
Apr 23 - Asteroid 433 Eros Closest Approach To Earth (0.502 AU)
Apr 24 - 3rd Mars Global Surveyor Image of Cydonia Region
Apr 24 - Globalstar-2 Delta 2 Launch, Successful
Apr 24 - Comet C/1998 H1 (Stonehouse) Closest Approach To Earth (0.536 AU)
Apr 24 - Asteroid 1998 HM3 Near-Earth Flyby (0.302 AU)
Apr 24 - Mars WebChat
Apr 24 - Moon Occults Mercury
Apr 24 - Asteroid 25 Phocaea at Opposition (10.1 Magnitude)
Apr 24 - Asteroid 5653 (1992 WD5) Closest Approach to Earth (0.682 AU)
Apr 24 - Asteroid 4582 Hank Closest Approach To Earth (1.325 AU)
Apr 24 - Asteroid 2368 Beltrovata Closest Approach to Earth (1.372 AU)
Apr 24 - Asteroid 6497 Yamasaki Closest Approach To Earth (1.690 AU)
Apr 24 - Asteroid 5699 Munch Closest Approach To Earth (1.804 AU)
Apr 25 - Internet Chat With Apollo Astronauts & Actors
Apr 25 - Cassini Educators Workshop, Pasadena, California
Apr 25 - Star Lecture, Washington DC
Apr 25 - 5th Anniversary (1993), ALEXIS Launch
Apr 26 - Mir Spacewalk
Apr 26 - Cassini, 1st Venus Flyby, Successful
Apr 26 - Kuiper Belt Object 1994 JQ1 at Opposition (41.980 AU - 23.3 Magnitude)
Apr 26 - Galileo Lecture, Altadena, California
Apr 26 - 5th Anniversary (1993), Discovery of Asteroid 7066 Nessus by Spacewatch
Apr 26 - 5th Anniversary (1993), STS-55 Launch (Columbia), Spacelab D2
Apr 26 - 150th Anniversary (1848), Graham's Discovery of Asteroid 9 Metis
Apr 26-30 - Space 98 & Robotics 98 Conference, Albuquerque, New Mexico
Apr 27 - Galileo Lecture, Los Angeles, California
Apr 27-28 - Leonid Meteorid Storm and Satellite Threat Conference, Manhattan Beach, California
Apr 27-30 - AIAA 8th International Space Planes and Hypersonic Systems and Technologies Conference, Norfolk, Virginia
Apr 27-30 - 5th Open Young Scientists Conference On Astronomy and Space Physics, Kyiv, Ukraine
Apr 27-May 01 - 3rd IAA Low Cost Planetary Missions Conference, Pasadena, California
Apr 27-May 01 - Euroconference on Extrasolar Planets: Formation, Detection and Modeling, Lisbon, Portugal
Apr 27-May 03 - Astronomy Week
Apr 28 - Islamic New Year
Apr 28 - TPA/OSIRIS Active Launch (Canada)
Apr 28 - Nilesat-1/ BSAT-1B Ariane 4 Launch, Successful
Apr 28 - Moon Occults Aldebaran
Apr 28 - Asteroid 1243 Pamela Occults SAO 162175 (8.2 Magnitude Star)
Apr 28 - Asteroid 5098 (1985 CH2) Closest Approach To Earth (1.595 AU)
Apr 28 - Eugene Shoemaker's 70th Birthday (1928)
Apr 28-29 - Official Opening Of The Sudbury Neutrino Observatory, Kingston, Canada
Apr 28-May 01 - 35th Space Congress: Horizons Unlimited, Cocoa Beach, Florida
Apr 29 - Live WebCast Celebrating The 30th Anniversary of the Film "2001: A Space Odyssey"
Apr 29 - Asteroid 191 Kolga Occults SAO 95322 (8.0 Magnitude Star)
Apr 29 - Galileo Lecture, Boston, Massachusetts
Apr 29 - Symposium On Exploring The Early Universe: State of the Universe Address, Philadelphia, Pennsylvania
Apr 29 - Mercury & Mariner 10 Lecture, Washington DC
Apr 30 - Galileo, Orbital Trim Maneuver #46 (OTM-46)
Apr 30 - Mars Global Surveyor Enters Solar Conjunction
Apr 30 - Cosmos 2350 Proton Launch (Russia), Successful
Apr 30 - Asteroid 32 Pomona at Opposition (10.2 Magnitude)
Apr 30 - Asteroid 216 Kleopatra Occults GSC 56961723 (10.8 Magnitude Star)
Apr 30 - Asteroid 1998 HM1 Near-Earth Flyby (0.021 AU)
Apr 30 - Asteroid 6577 (1978 VB6) Closest Approach To Earth (1.113 AU)
Apr 30-May 01 - Workshop on In Situ Resources for Construction of Planetary Outposts, Albuqueque, New Mexico

May 1998

May 01 - Asteroid 1998 KH Near-Earth Flyby (0.102 AU)
May 01 - Asteroid 1998 KF3 Near-Earth Flyby (0.289 AU)
May 01 - Comet Klemola Perihelion (1.755 AU)
May 01 - Asteroid 1998 HJ41 Closest Approach To Earth (0.440 AU)
May 01 - Asteroid 7117 Claudius Closest Approach to Earth (1.071 AU)
May 01 - Asteroid 6832 (1992 FP) Closest Approach to Earth (1.658 AU)
May 01-03 - Workshop on the Missing Energy in the Universe, Batavia, Illinois
May 02 - Astronomy Day
May 02 - Internet Chat With Apollo Astronauts & Actors
May 02 - Iridium 3 Long March 2C/SD Launch, Successful
May 02 - Comet Denning Near-Jupiter Flyby (0.3389 AU)
May 03 - Space Shuttle Columbia Returns To Earth (STS-90), Successful
May 03 - 2060 Chiron at Oppositon (7.937 AU - 15.9 Magnitude)
May 04 - Mercury at Greatest Western Elongation (26.5 Degrees)
May 04 - Asteroid 4248 (1984 HX) Closest Approach To Earch (1.525 AU)
May 04-06 - Global Air & Space 98, Arlington, Virginia
May 04-07 - Symposium On Unsolved Problems In Stellar Evolution, Baltimore, Maryland
May 04-08 - International Conference and Lindau Workshop On Plasma Astrophyics and Space Physics, Katlenbug-Lindau, Germany
May 05 - Eta Aquarids Meteor Shower Peak
May 05 - Comet Barnard 3 Perihelion (Lost Comet)
May 05 - Asteroid 7088 Ishtar Closest Approach to Earth (1.349 AU)
May 05 - Asteroid 8405 (1995 GO) Closest Approach to Earth (9.147 AU - 19.0 Magnitude)
May 05 - Galileo Europa Educators Workshop, Pasadena, California
May 05 - Orion Nebula Lecture, Astronomy Observatory, Maryland
May 05-15 - Planets Outside The Solar System: Theory and Observations, Corse, France
May 06 - Mars WebChat
May 06 - Milstar-3 Titan 4B Launch
May 06 - Lecture On The Search For Water and Life In the Solar System, Boston, Massachusetts
May 06 - ISO Lecture, Maryland
May 06-08 - Astrophyics and Algorithms: A DIMACS Workshop on Massive Astronomical Data Sets, Princeton, New Jersey
May 07 - HGS-1 Satellite Sent To The Moon
May 07 - Cosmos 2351 Launch (Russia), Successful
May 07 - Asteroid 1992 TB Near-Earth Flyby (0.384 AU)
May 08 - NRO Titan 4B Launch, Successful
May 08 - EchoStar 4 Proton Launch, Successful
May 08 - Movie "Deep Impact" Opens In The Theaters
May 08 - Comet C/1998 J1 (SOHO) Perihelion (0.153 AU)
May 09 - Internet Chat With Apollo Astronauts & Actors
May 09 - 19th Annual BANDORAMA, "Jupiter & Jazz", Pasadena, California
May 09 - Asteroid 1998 HT31 Near-Earth Flyby (0.032 AU)
May 09 - Asteroid 16 Psyche at Opposition (10.4 Magnitude)
May 09 - Asteroid 4487 Pocahontas Closest Approch to Earth (1.121 AU)
May 10 - Asteroid 1998 HK1 Near-Earth Flyby (0.272 AU)
May 10 - Asteroid 5949 (1985 RL3) Closest Appraoch To Earth (1.059 AU)
May 10 - Asteroid 1990 Pilcher Closest Approach to Earth (1.063 AU)
May 11 - Asteroid 1998 HE3 Near-Earth Flyby (0.054 AU)
May 11 - Richard Feynman's 80th Birthday
May 11-15 - The Jovian System After Galileo - The Saturnian System Before Cassini/Huygens, Nantes, France
May 11-15 - AAS/GSFC International Symposium on Space Flight Dynamics, Greenbelt, Maryland
May 11-15 - International Spring Meeting of the Astronomische Gesellschaft: Astrometry and History of Astronomy, Gotha, Germany
May 11-15 - Conference On Very Low Mass Stars and Brown Dwarfs in Stellar Clusters and Associations, La Palma, Spain
May 12 - Mercury Passes 0.8 Degrees From Saturn
May 12 - Asteroid 3103 Eger Closest Approach to Earth (1.713 AU)
May 12 - WebChat With David Levy
May 12-14 - Space Station Media Workshop, Houston, Texas
May 12-16 - 2nd International Meeting of the Asia-Pacific Space Geodynamics (APSG) Program, Tahiti
May 13 - HGS-1 Satellite, 1st Moon Flyby, Successful
May 13 - NOAA-K Titan 2 Launch, Successful
May 13 - Asteroid 25 Phocaea Occults SAO 139602 (8.3 Magnitude Star)
May 13 - Asteroid 664 Judith Closest Approach to Earth (1.598 AU)
May 13 - Asteroid 3758 Karttunen Closest Approach to Earth (1.624 AU)
May 13 - Skylab Lecture, Washington DC
May 13 - SETI Lecture, Maryland
May 13-14 - 2nd Brazilian Workshop On Commerical Space Applications, Brasilia, Brazil
May 14 - Cassini, Trajectory Correction Maneuver #4 (TCM-4)
May 14 - Progress-238 Soyuz U Launch (Russia), Successful
May 14 - Asteroid 276 Adelheid Occults SAO 139575 (9.3 Magnitude Star)
May 14 - Comet Howell Closest Approach to Earth (1.065 AU)
May 14 - Ice & Fire Lecture, Pasadena, California
May 14 - 25th Anniversary (1973), Skylab Launch
May 15 - Magion-5 Satellite Recovered
May 15 - Asteroid 5896 Narrenschiff Closest Approach To Earth (1.301 AU)
May 15 - Asteroid 4629 Walford Closest Approach To Earth (1.608 AU)
May 15 - Ice & Fire Lecture, Pasadena, California
May 15 - 35th Anniversary (1963), Faith 7 Launch (Gordon Cooper)
May 16 - ISO Spacecraft Turned Off
May 16 - Marshall Space Flight Center Open House, Huntsville, Alabama
May 16-17 - Space Memorabilia Auction, Beverly Hills, California
May 17 - Iridium 9 Delta 2 Launch, Successful
May 17 - Asteroid 1998 KO3 Near-Earth Flyby (0.222 AU)
May 17 - 30th Anniversary (1968), Esro 2B Launch (1st European Satellite)
May 18 - Asteroid 1998 KE3 Closest Approach To Earth (0.639 AU)
May 18 - An Evening On Mars, Pasadena, California
May 18-22 - IAU Colloquium 168 - Cometary Nuclei in Space and Time, Nanjing, China
May 18-22 - Quasars as Standard Candles for Cosmology, Le Serena, Chile
May 19-22 - Canadian Astronomical Society Annual Meeting, Quebec, Canada
May 20 - Moon Occults Jupiter
May 20 - Comet C/1998 J1 (SOHO) Closest Approach To Earth (0.843 AU)
May 20 - Asteroid 1987 WC Closest Approach To Earch (0.510 AU)
May 20 - Asteroid 6693 (1986 CC2) Closest Approach To Earth (1.808 AU)
May 20 - Outside The Envelope: Exploring Beyond Earth's Boundaries (Kid's Electronic Field Trip)
May 20 - Mars Pathfinder Lecture, Washington DC
May 20 - 20th Anniversary (1978), Pioneer Venus Orbiter Launch
May 21 - Space Day
May 21 - Europa - Another Water World?, Pasadena, California
May 21 - Comet 1997 G2 (Montani) Closest Approach To Earth (2.870 AU)
May 21 - Asteroid 8709 (1994 JF1) Closest Approach To Earth (0.581 AU)
May 21 - Asteroid 1990 VB Closest Approach to Earth (1.767 AU)
May 21 - Quasar Lecture, Cambridge, Massachusetts
May 21 - X-15 Lecture, Washington DC
May 21-23 - Nordita Symposium On Cosmic Chemical Evolution, Copenhagen, Denmark
May 21-25 - Internationl Space Development Conference, Milwaukee, Wisconsin
May 22 - Venus Visible In Daylight (-3.9 Magnitude)
May 22 - Asteroid 1998 KD3 Near-Earth Flyby (0.060 AU)
May 22-25 - 30th Annual Riverside Telescope Makers Conference, Camp Oaks, Big Bear, California
May 23 - Asteroid 85 Io Occults TAC S06 7549 (11.8 Magnitude Star)
May 23 - Comet C/1998 K3 (LINEAR) Closest Approach To Earth (2.670 AU)
May 23 - Asteroid 1998 HU108 Closest Approach To Earth (0.486 AU)
May 23 - Asteroid 5925 (1994 CP1) Closest Approach To Earth (0.982 AU)
May 24 - Asteroid 365 Corduba Occults TAC -0 9058 (10.6 Magnitude Star)
May 24-31 - International Symposium on Space Technology and Science, Omiya, Japan
May 25 - Asteroid 1997 US9 Near-Earth Flyby (0.283 AU)
May 25 - Asteroid 1998 HN3 Closest Approach To Earth (0.911 AU)
May 25 - Asteroid 6493 Cathybennett Closest Approach To Earth (1.230 AU)
May 25 - Asteroid 6587 Brassens Closest Approach To Earth (1.567 AU)
May 25 - 25th Anniversary (1973), Skylab 2 Launch
May 25-27 - European Conference on Synthetic Aperture Radar, Friedrichshafen, Germany
May 26 - Mars Global Surveyor Exits Solar Conjunction
May 26 - 15th Anniversary (1983), Exosat Launch (ESA X-Ray Observatory)
May 26-29 - American Geophysical Union 1998 Spring Meeting, Boston, Massachusetts
May 26-29 - 14th IAP Meeting: Wide Field Surveys in Cosmology, Paris, France
May 27 - Asteroid 1917 Cuyo Closest Approach to Earth (1.827 AU)
May 27 - Kuiper Belt Object 1994 JS at Opposition (34.301 AU - 23.4 Magnitude)
May 27-29 - ESA Workshop on Millimetre Wave Technology and Applications, Millilab, Espoo, Finland
May 27 - Tiros Lecture (First Weather Satellite), Washington DC
May 28 - Galileo, Orbital Trim Maneuver #47 (OTM-47)
May 28 - Venus Passes 0.3 Degrees From Saturn
May 28 - Pluto at Opposition
May 28 - Asteroid 1998 LD Near-Earth Flyby (0.186 AU)
May 28 - Asteroid 1995 UO5 Closest Approach to Earth (0.415 AU)
May 28 - Asteroid 5546 Salavat Closest Approach To Earth (1.532 AU)
May 29 - Asteroid 7025 (1993 QA) Closest Approach to Earth (0.832 AU)
May 29 - Asteroid 1994 VR6 Closest Approach to Earth (1.392 AU)
May 29 - Asteroid 2430 Bruce Helin Closest Approach to Earth (1.455 AU)
May 30 - ChinaStar-1 Long March 3B Launch (China), Successful
May 30 - Asteroid 1998 KJ17 Near-Earth Flyby (0.030 AU)
May 30 - Asteroid 1997 UF9 Near-Earth Flyby (0.385 AU)
May 30 - Comet C/1998 M3 Closest Approach To Earth (4.800 AU)
May 30 - Asteroid 7557 (1982 FK3) Closest Approach To Earth (1.698 AU)
May 30 - Lecture on Time Keeping at the Naval Observatory, Washington DC
May 30-31 - Jet Propulsion Lab Open House, Pasadena, California
May 31 - Galileo, Europa 15 Flyby

June 1998

Jun 01 - HGS-1 Satellite Sent To The Moon, Successful
Jun 01 - Asteroid 2063 Bacchus Closest Approach to Earth (1.307 AU)
Jun 01 - Asteroid 6633 (1986 TR4) Closest Approach To Earth (1.949 AU)
Jun 01-04 - SOHO 6/GONG 98 Workshop, Boston, Massachusetts
Jun 01-05 - SpaceOPS 98, Tokyo, Japan
Jun 01-05 - International Symposium on Space Plasma Studies by In-Situ and Remote Measurements, Moscow, Russia
Jun 02 - STS-91 Launch, Discovery, 9th Shuttle-Mir Docking, Successful
Jun 02 - Asteroid 6252 Montevideo Closest Approach To Earth (1.835 AU)
Jun 02 - Kuiper Belt Object 1994 JR1 at Opposition (33.748 AU - 22.9 Magnitude)
Jun 02 - Seminar On International Space Cooperation: Real World Examples, Washington, DC
Jun 02 - 15th Anniversary (1983), Venera 15 Launch (Soviet Venus Orbiter)
Jun 02-03 - IEEE Symposium on Space Technologies For Disaster Mitigation and Global Health, Washington DC
Jun 02-04 - Workshop on Satellite Networks: Architecture, Applications and Technologies, Cleveland, Ohio
Jun 02-04 - AARP Biennial Convention, Minneapolis, Minnesota
Jun 03 - Asteroid 1998 HJ3 Near-Earth Flyby (0.356 AU)
Jun 03-04 - 2nd National Space Forum: "New Market Forces In Space", Washington DC
Jun 03-06 - International Symposium on Space and the Global Village, Strasboug, France
Jun 04 - Asteroid 5066 Garradd Closest Approach to Earth (0.839 AU)
Jun 04 - Asteroid 7177 (1990 TF) Closest Approach To Earth (1.951 AU)
Jun 04 - Asteroid 1995 YV3 Closest Approach to Earth (2.840 AU - 19.7 Magnitude)
Jun 05 - Galileo, Orbital Trim Maneuver #48 (OTM-48), Successful
Jun 05 - Mercury Passes 0.3 Degrees From Mars
Jun 05 - Asteroid 1995 WQ5 Closest Approach to Earth (1.706 AU)
Jun 06 - HGS-1, 2nd Moon Flyby, Successful
Jun 06 - Asteroid 1998 MZ Near-Earth Flyby (0.131 AU)
Jun 06 - Asteroid 6 Hebe at Opposition (9.4 Magnitude)
Jun 06 - Comet C/1998 M1 (LINEAR) Closest Approach To Earth (2.441 AU)
Jun 06 - Asteroid 1994 PN Closest Approach to Earth (1.194 AU)
Jun 06-07 - CCD Precision Photometry Workshop, San Diego, California
Jun 07 - Asteroid 1994 PM Closest Approach To Earth (1.115 AU)
Jun 07 - 15th Anniversary (1983), Venera 16 Launch
Jun 07-11 - 192nd American Astronomical Society (AAS) Meeting, San Diego, California
Jun 07-12 - 1998 CEDAR Workshop, Boulder, Colorado
Jun 08 - Asteroid 1998 KY26 Near-Earth Flyby (0.0054 AU)
Jun 08 - Asteroid 1993 BW2 Closest Approach to Earth (0.809 AU)
Jun 08 - Kuiper Belt Object 1996 KV1 at Opposition (37.767 AU - 23.1 Magnitude)
Jun 08-11 - 9th International Global Warming Conference, Hong Kong
Jun 08-12 - 27th International Symposium on Remote Sensing on Environment, Tromso, Norway
Jun 09 - Thor 3 Delta 2 Launch, Successful
Jun 09 - Asteroid 1998 KJ9 Near-Earth Flyby (0.083 AU)
Jun 09 - Asteroid 1998 MN14 Near-Earth Flyby (0.199 AU)
Jun 09 - Asteroid 4183 Cuno Near-Earth Flyby (0.2079 AU)
Jun 09 - Mercury at Perihelion
Jun 09 - Lecture on Space and Our National Security, Washintgon DC
Jun 09 - AIAA Spring Colloquium '98: Mars Exploration - Past, Present and Future, Pasadena, California
Jun 09-13 - CESRA Workshop on Coronal Explosive Events, Espoo, Finland
Jun 10 - Asteroid 1998 KN3 Near-Earth Flyby (0.392 AU)
Jun 10 - Asteroid 1998 KK56 Closest Approach To Earth (0.630 AU)
Jun 10 - Mars Lecture, Washington DC
Jun 10 - 25th Anniversary (1973), Explorer 49 Launch (Moon Orbiter)
Jun 11 - Asteroid 1998 LE Near-Earth Flyby (0.062 AU)
Jun 11 - Comet C/1998 K2 (LINEAR) Closest Approach To Earth (1.519 AU)
Jun 11 - Asteroid 5370 Taranis Closest Approach To Earth (1.450 AU)
Jun 11 - Asteroid 4166 Pontryagin Closest Appoarch To Earth (1.673 AU)
Jun 12 - Space Shuttle Discovery Returns To Earth (STS-91), Successful
Jun 13 - Asteroid 1998 MS2 Near-Earth Flyby (0.082 AU)
Jun 13 - Asteroid 1998 KH17 Closest Approach To Earth (0.501 AU)
Jun 13 - Asteroid 4088 (1986 GG) Closest Approach To Earth (1.359 AU)
Jun 14 - Asteroid 18 Melpomene at Opposition (9.6 Magnitude)
Jun 14-19 - Gordon Research Conference On Solar Radiation and Climate, Plymouth, New Hampshire
Jun 15 - Asteroid 211 Isolda Occults PPM 195267 (9.5 Magnitude Star)
Jun 15 - Asteroid 1998 HH49 Near-Earth Flyby (0.209 AU)
Jun 15 - Asteroid 5035 Swift Closest Approach To Earth (1.984 AU)
Jun 15 - 10th Anniversary (1988), First Flight of the Ariane-4 Rocket
Jun 15-18 - International Workshop on the Next Generation Space Telescope, Liege, Belgium
Jun 15-19 - IAU Colloquium 169: Variable and Non-Sperical Stellar Winds in Luminous Hot Stars, Heidelberg, Germany
Jun 15-19 - GEM '98: Workshop on Geospace Environment Modeling, Snowmass, Colorado
Jun 16 - Cosmos Tsiklon-3 Launch (Russia), Partially Successful
Jun 16 - 35th Anniversary (1963), Vostok 6 Launch (1st Woman in Space)
Jun 17 - Moon Occults Jupiter
Jun 17 - Asteroid 1994 AH2 Near-Earth Flyby (0.1930 AU)
Jun 17 - Mercury Occults 78331 (6.5 Magnitude Star)
Jun 17 - Asteroid 3874 Stuart Closest Approach To Earth (1.553 AU)
Jun 17-18 - Symposium: Highlights In X-Ray Astronomy, Garching, Germany
Jun 17-19 - Aviation Week Conference on Space Technology & Business, Washington, DC
Jun 18 - Intelsat 805 Atlas IIAS Launch, Successful
Jun 18 - Student Robotics Competition, Washington DC
Jun 18 - Asteroid 59 Elpis Occults PPM 203414 (9.6 Magnitude Star)
Jun 18 - Asteroid 1998 KH9 Near-Earth Flyby (0.227 AU)
Jun 18 - Hubble Space Telescope Lecture, Pasadena, California
Jun 18 - 15th Anniversary (1983), STS-7 Launch (Challenger), Anik C2, Palapa B1, 1st American Woman In Space (Sally Ride)
Jun 19 - Comet C/1998 K5 (LINEAR) Near-Earth Flyby (0.188 AU)
Jun 19 - Hubble Space Telescope Lecture, Pasadena, California
Jun 19-21 - 9th Annual Mason-Dixon Star Party, York County, Pennsylvania
Jun 20 - HALO Launch (1st Amateur Rocket Into Space Attempt), Failed
Jun 20 - Asteroid 1998 MV5 Near-Earth Flyby (0.015 AU)
Jun 20 - Asteroid 72 Feronia at Opposition (11.0 Magnitude)
Jun 21 - Summer Solstice, 14:03 UT
Jun 21 - Asteroid 5660 (1974 MA) Closest Approach to Earth (0.936 AU)
Jun 21 - Asteroid 1988 PF1 Closest Approach To Earth (1.516 AU)
Jun 21 - 5th Anniversary (1993), STS-57 Launch (Endeavour), Spacehab-1, EURECA
Jun 21-26 - IAU Colloquium 170: Precise Stellar Radial Velocities, Victoria, Canada
Jun 22 - Moon Occults Aldebaran During Daytime
Jun 22 - Asteroid 1995 LG Closest Approach to Earth (0.909 AU)
Jun 22 - Asteroid 6013 (1991 OZ) Closest Approach To Earth (1.099 AU)
Jun 22 - 20th Anniversary (1978), Discovery of Charon (Pluto's Moon)
Jun 22-24 - Astrophysics With Infrared Surveys: A Prelude to SIRTF, Pasadena, California
Jun 22-26 - Meeting on BL Lac Phenomenon, Turku, Finland
Jun 22-Jul 03 - 1998 Cambridge Symposium Workshop - On The Physics of Space Plasmas, Cascais, Portugal
Jun 23 - Comet C/1998 M2 (LINEAR) Closest Approach To Earth (1.845 AU)
Jun 23 - Asteroid 1998 MR2 Closest Approach To Earth (1.328 AU)
Jun 23 - Asteroid 1290 Albertine Closest Approach to Earth (1.487 AU)
Jun 23 - Asteroid 6078 Burt Closest Approach To Earth (1.805 AU)
Jun 23-25 - 1998 SEE Flight Experiments Workshop, Huntsville, Alabama
Jun 24 - Cosmos 2358 Soyuz Launch (Russia), Successful
Jun 24 - Minuteman 3 Missile Launch, Successful
Jun 24 - Asteroid 1998 MR24 Near-Earth Flyby (0.165 AU)
Jun 24 - X-15 Lecture, Washington DC
Jun 24-26 - First ESA Workshop On Tracking, Telemetry and Command Systems, Norrdwijk, The Netherlands
Jun 25 - Cosmos 2359 Soyuz Launch (Russia), Successful
Jun 25 - Asteroid 92 Undina at Opposition (10.7 Magnitude)
Jun 25-Jul 01 - 110th Annual Meeting of the Astronomical Society of the Pacific, Albuquerque, New Mexico
Jun 26 - Galileo, Orbital Trim Maneuver #49 (OTM-49), Successful
Jun 26 - Mars Occults 77221 (8.0 Magnitude Star)
Jun 26-Jul 03 - Meeting on Star Formation in Early-Type Galaxies, Guanajuato, Mexico
Jun 27 - Asteroid 4769 Castalia Closest Approach To Earth (1.232 AU)
Jun 27 - Asteroid 3607 Naniwa Closest Approach To Earth (1.361 AU)
Jun 27 - Space Station Lecture, Washington DC
Jun 27 - 2nd Regional Meeting of Amateur Astronomy (ERAA), Leiria, Portugal
Jun 27 - 20th Anniversary (1978), Seasat 1 Launch
Jun 28 - Comet C/1998 M4 (LINEAR) Closest Approach To Earth (2.348 AU)
Jun 28 - Asteroid 6894 Macreid Closest Approach To Earth (1.772 AU)
Jun 28-Jul 01 - Conference on Adapative Optics and Interferometry in the 21st Century, Albuquerque, New Mexico
Jun 28-Jul 02 - 14th International Planetarium Society Conference, London, England
Jun 29 - World Premiere of 'Armageddon', Kennedy Space Center, Florida
Jun 29 - Asteroid 3700 Geowilliams Closest Approach to Earth (1.924 AU)
Jun 29 - George Hale's 130th Birthday (1868)
Jun 29-30 - Workshop On Science With A Small Space Telescope, Aahus University, Denmark
Jun 29-30 - Symposium On Teaching Astronomy To Non-Science Majors, Albuquerque, New Mexico
Jun 29-Jul 01 - 2nd IAA Symposium On Realistic Near-Term Advanced Scientific Space Missions, Aosta, Italy
Jun 29-Jul 03 - 1998 International Congress On Plasma Physics, Prague, Czeck Republic
Jun 30 - Asteroid 1990 HA Closest Approach to Earth (1.478 AU)
Jun 30 - 90th Anniversary (1908), Tunguska Explosion

July 1998

Jul 01 - Asteroid 6748 (1995 UV30) Closest Approach to Earth (1.066 AU)
Jul 01 - Movie "Armageddon" Opens In The Theaters
Jul 03 - Planet B (Nozomi) M-5 Launch (Japan Mars Mission), Successful
Jul 03 - Asteroid 1998 MR17 Closest Approach To Earth (0.441 AU)
Jul 03 - Asteroid 1998 OR2 Closest Approach To Earth (0.976 AU)
Jul 04 - Earth at Aphelion (1.017 AU From Sun)
Jul 04 - 9th Space and the USA Symposium, San Francisco, California
Jul 04 - 1st Anniversary, Mars Pathfinder Landing on Mars
Jul 04 - Henrietta Leavitt's 130th Birthday (1868)
Jul 05 - Asteroid 4953 (1990 MU) Closest Approach to Earth (0.615 AU)
Jul 05 - Asteroid 1992 JB Closest Approach to Earth (0.872 AU)
Jul 05-12 - Protostars and Planets IV, Santa Barbara, California
Jul 06 - Asteroid 5672 Libby Closest Approach To Earth (1.477 AU)
Jul 06 - Asteroid 5657 (1936 QE1) Closest Approach To Earth (1.569 AU)
Jul 06-10 - IAU Colloquium 171: The Low Surface Brightness Universe, Wales, United Kingdom
Jul 06-10 - 9th International Symposium on Acoustic Remote Sensing and Associated Techniques of the Atmosphere and Oceans (ISARS '98), Vienna, Austria
Jul 06-10 - International Geoscience & Remote Sensing Symposium (IGARSS '98), Seattle, Washington
Jul 06-11 - IAU Colloquiuim 172: The Impact of Modern Dynamics in Astronomy, Namur, Belgium
Jul 07 - 1st Unmanned Spacecraft Docking, ETS-VII (Japan), Successful
Jul 07 - TUBSAT-N & TUBSAT-N1 Satellite Launch From Russian Submarine, Successful
Jul 07 - Moon Occults Nova Ophiuchi
Jul 09 - Asteroid 1862 Apollo Near-Earth Flyby (0.339 AU)
Jul 09 - Pluto Occults P42 (14.7 Magnitude Star)
Jul 10 - Asteroid 7 Iris at Opposition (8.6 Magnitude)
Jul 10 - Resurs Zenit 2 Launch (Russia), Successful
Jul 11 - 1st Meeting Of the International Solar Cycle Study (ISCS), Nagoya, Japan
Jul 12 - Comet Arend-Rigaux Perihelion (1.371 AU)
Jul 12 - Asteroid 1998 KM3 Near-Earth Flyby (0.253 AU)
Jul 12 - 10th Anniversary (1988), Phobos 2 Launch (Soviet Mars Orbiter)
Jul 12-15 - 34th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, Cleveland, Ohio
Jul 12-17 - IAU Symposium 190: New Views of the Magellanic Clouds, Victoria, British Columbia, Canada
Jul 12-17 - Gordon Reseach Conference on Gravitational Effects On Living Systems, New London, New Hampshire
Jul 12-19 - 32nd COSPAR Scientific Assembly, Nagoya, Japan
Jul 13 - Asteroid 1998 QA1 Near-Earth Flyby (0.030 AU)
Jul 13-17 - Annapolis Workshop on Magnetic Cataclysmic Variables, Annapolis, Maryland
Jul 14 - Moon Occults Jupiter
Jul 14-16 - Microgravity Materials Science Conference, Huntsville, Alabama
Jul 15 - Deadline For Mars 98 Lander Name Submission
Jul 15 - Asteroid 1993 PB Closest Approach to Earth (0.590 AU)
Jul 15 - Asteroid 3551 Verenia Closest Approach to Earth (0.794 AU)
Jul 15 - Asteroid 6708 Bobbievaile Closest Approach To Earth (1.002 AU)
Jul 15-17 - 1998 Joint Army-Navy-NASA-Air Force Propulsion Meeting, Cleveland, Ohio
Jul 16 - Comet Arend-Rigaux Closest Approach to Earth (2.354 AU)
Jul 16 - Asteroid 4973 Showa Closest Approach To Earth (2.726 AU)
Jul 16 - Basics Of Space Flight Lecture, Pasadena, California
Jul 17 - Comet C/1998 K5 (LINEAR) Perihelion (0.964 AU)
Jul 17 - Mercury at Greatest Eastern Elongation (27 Degrees)
Jul 17 - Asteroid 432 Pythia at Opposition (10.9 Magnitude)
Jul 17 - Comet Russell 3 Closest Approach to Earth (1.941 AU)
Jul 17 - Basics Of Space Flight Lecture, Pasadena, California
Jul 17-18 - Calumet Astronomical Society Summer '98 Public Outing, Crown Point, Indiana
Jul 17-26 - Space Fair 98, Long Beach, California
Jul 18 - Galileo, Orbital Trim Maneuver #50 (OTM-50)
Jul 18 - Sinosat-1 Long March 3B Launch, Successful
Jul 18 - Asteroid 6460 Bassano Closest Approach To Earth (1.481 AU)
Jul 18 - Asteroid 6172 Prokofeana Closest Approach To Earth (1.888 AU)
Jul 18 - Family Night - Living and Working In Space, Washington DC
Jul 18-25 - Nebraska Star Party, Merritt Reservoir, Nebraska
Jul 19 - Asteroid 1998 PB1 Near-Earth Flyby (0.177 AU)
Jul 19 - Comet C/1998 M3 (Larsen) Perihelion (5.770 AU)
Jul 19 - Asteroid 6232 1985 SJ3 Closest Approach To Earth (0.963 AU)
Jul 19 - Asteroid 4295 Wisse Closest Approach To Earth (1.165 AU)
Jul 19 - Asteroid 6022 Jyuro Closest Approach To Earth (1.319 AU)
Jul 19-24 - SPIE's 43rd Annual Meeting, San Diego, California
Jul 20 - Asteroid 43 Ariadne at Opposition (9.1 Magnitude)
Jul 20 - Comet Shoemaker 1 Closest Approach to Earth (1.897 AU)
Jul 20 - Asteroid 1998 MT24 Closest Approach To Earth (1.105 AU)
Jul 20-21 - 1998 Space Cryogenics Workshop, Noordwijk, The Netherlands
Jul 20-22 - Astrobiology Roadmap Workshop, Mountain View, California
Jul 20-25 - 17th International Scientific Instrument Symposium, Soro, Denmark
Jul 21 - Galileo, Europa 16 Flyby, Failed
Jul 21 - Asteroid 59 Elpis Occults TAC -106880 (11.1 Magnitude)
Jul 21 - Asteroid 4644 Oumu Closest Approach To Earth (1.375 AU)
Jul 21 - Asteroid 1998 NU Closest Approach To Earth (2.048 AU)
Jul 21 - 25th Anniversary (1973), Mars 4 Launch (USSR Mars Flyby Mission)
Jul 21-24 - 1998 Western Pacific Geophysics Meeting, Taipei, Taiwan
Jul 21-25 - 51st Annual Convention Of The Astronomocal League, French Lick Springs, Indiana
Jul 22 - Alan Shepard Dead At Age 74
Jul 22 - Mars Meteorite Lecture, Washington DC
Jul 22-24 - Teachers Workshop On Connecting Kids To The Sun-Earth Connection, Greenbelt, Maryland
Jul 23 - Asteroid 1172 Aeneas Occults 10.7 Magnitude Star
Jul 23 - Neptune at Opposition
Jul 23 - Comet C/1998 M6 (Montani) Closest Approach To Earth (4.996 AU)
Jul 23 - Asteroid 6682 (1973 ST3) Closest Approach To Earth (1.484 AU)
Jul 23-24 - Paul Pellas Symposium, Paris, France
Jul 23-26 - Saskatchewan Summer Star Party, Saskatchewan, Canada
Jul 24-25 - Stellafane Convention, Springfield, Vermont
Jul 24-26 - Gateway To The Universe 98, Powassan, Canada
Jul 25 - Asteroid 4021 Dancey Closest Approach To Earth (1.143 AU)
Jul 25 - Asteroid 3553 Mera Closest Approach to Earth (1.407 AU)
Jul 25 - Kuiper Belt Object 1998 KR65 At Opposition (42.720 AU - 23.4 Magnitude)
Jul 25 - Star Lecture, Washington DC
Jul 25 - 25th Anniversary (1973), Mars 5 Launch (USSR Mars Orbiter Mission)
Jul 26 - Asteroid 1998 ME3 Near-Earth Flyby (0.120 AU)
Jul 26 - Asteroid 6742 Biandepei Closest Approach To Earth (1.052 AU)
Jul 26 - Kuiper Belt Object 1998 KG62 At Opposition (43.761 AU - 23.0 Magnitude)
Jul 26 - 35th Anniversary (1963), Syncom 2 Launch, 1st Geosynchronous Satellite
Jul 27 - Asteroid 1998 OP4 Near-Earth Flyby (0.039 AU)
Jul 27 - Kuiper Belt Object 1998 KS65 At Opposition (41.269 AU - 23.7 Magnitude)
Jul 27 - Kuiper Belt Object 1998 KY61 At Opposition (44.803 AU - 24.1 Magnitude)
Jul 27-29 - Green Bank Telescope Science Workshop, Green Bank, West Virginia
Jul 27-29 - 5th Australian Space Developement Conference, Sydney, Australia
Jul 27-31 - 61st Meteoritical Society Meeting, Dublin, Ireland
Jul 28 - Cosmos Zenit Launch (Russia), Successful
Jul 28 - Moon Occults Gamma Virginis
Jul 28 - Comet C/1998 P1 (Williams) Closest Approach To Earth (0.882 AU)
Jul 28 - Asteroid 1998 QE2 Closet Approach To Earth (0.948 AU)
Jul 28 - 25th Anniversary (1973), Skylab-3 Launch
Jul 28-31 - Chapman Conference on Magnetic Helicity in Space and Laboratory Plasmas, Boulder, Colorado
Jul 29 - South Delta-Aquarids Meteor Shower Peak
Jul 29 - Asteroid 1998 MX5 Near-Earth Flyby (0.179 AU)
Jul 29 - Asteroid 1998 HL3 Near-Earth Flyby (0.246 AU)
Jul 30 - Ziyuan-1/Cbers-1 Long March 4B Launch (China)
Jul 30 - Asteroid 11998 QH28 Near-Earth Flyby (0.197 AU)
Jul 31 - Galileo, Orbital Trim Maneuver #51 (OTM-51), Successful
Jul 31 - Comet C/1998 M6 (Montani) Closest Approach To Earth (4.981 AU)
Jul 31-Aug 30 - Summer Astronomy 98, Portugal

August 1998

Aug 01 - Alan Shepard Memorial Service, Houston, Texas
Aug 01 - Alpha Capricornids Meteor Shower Peak
Aug 01 - Asteroid 980 Anacostia at Opposition (10.7 Magnitude)
Aug 01 - Asteroid 1474 Beira Closest Approach to Earth (1.788 AU)
Aug 01 - Maria Mitchell's 180th Birthday (1818)
Aug 02 - ORBCOMM-2 Pegasus XL Launch, Successful
Aug 02 - Asteroid 29 Amphitrite at Opposition (9.2 Magnitude)
Aug 02 - Asteroid 490 Veritas Occults TAC -214637 (11.2 Magnitude Star)
Aug 02 - Asteroid 102 Miriam Occults TAC -0710906 (11.0 Magnitude Star)
Aug 02 - Asteroid 1998 QQ Near-Earth Flyby (0.325 AU)
Aug 02 - Asteroid 1993 OZ2 Closest Approach to Earth (1.096 AU)
Aug 02-07 - Conference On Evolution Of Large-Scale Structure: From Recombination To Garching, Garching, Germany
Aug 03 - Uranus at Opposition
Aug 03 - Asteroid 13 Egeria at Opposition (10.9 Magnitude)
Aug 03 - Asteroid 1998 MY5 Near-Earth Flyby (0.236 AU)
Aug 03 - Asteroid 1994 CK1 Near-Earth Flyby (0.238 AU)
Aug 03-06 - Teachers Workshop on Solar Facts and Physics, Greenbelt, Maryland
Aug 04 - Venus Passes 0.8 Degrees From Mars
Aug 04 - Asteroid 7341 (1991 VK) Closest Approach to Earth (1.638 AU)
Aug 05 - 25th Anniversary (1973), Mars 6 Launch (USSR Mars Lander)
Aug 05-07 - Conference On Ultraviolet-Optical Space Astronomy Beyond HST, Boulder, Colorado
Aug 06 - Southern Iota Aquarids Meteor Shower Peak
Aug 06 - Asteroid 1998 EC3 Closest Approach to Earth (0.455 AU)
Aug 06 - Asteroid 1998 QJ1 Closest Approach To Earth (1.118 AU)
Aug 07 - Asteroid 1989 OB Closest Approach to Earth (0.855 AU)
Aug 07 - Asteroid 1997 GZ3 Closest Approach to Earth (1.500 AU)
Aug 08 - Penumbral Lunar Eclipse
Aug 08 - Asteroid 1998 QQ52 Near-Earth Flyby (0.158 AU)
Aug 08 - Asteroid 1990 DA Closest Approach To Earth (1.738 AU)
Aug 08 - 20th Anniversary (1978), Pioneer Venus 2 Launch (Venus Atmospheric Probes)
Aug 08-12 - Meeting on Galaxy Dynamics, New Brunswick, New Jersey
Aug 09 - Asteroid 71 Niobe at Opposition (10.6 Magnitude)
Aug 09 - Asteroid 1566 Icarus Closest Approach To Earth (1.032 AU)
Aug 09 - Asteroid 4618 Shakhovskoj Closest Approach To Earth (1.506 AU)
Aug 09 - Asteroid 7478 Hasse Closest Approach To Earth (1.622 AU)
Aug 09 - 25th Anniversary (1973), Mars 7 Launch (USSR Mars Flyby Mission)
Aug 09-13 - 6th International Colloquium on Atomic Spectra and Oscillator Strengths, Victoria, Canada
Aug 10 - Venus Occults 79782 (6.9 Magnitude Star)
Aug 10 - Comet C/1998 Q1 (LINEAR) Closest Approach To Earth (0.718 AU)
Aug 10 - Asteroid 4886 (1981 EZ14) Closest Approach to Earth (2.113 AU)
Aug 10-12 - AIAA Guidance, Navigation and Control Conference, Boston, Massachusetts
Aug 11 - Moon Occults Jupiter
Aug 11 - Comet Peters-Hartley Perihelion (1.624 AU)
Aug 11 - Asteroid 1998 ML14 Near-Earth Flyby (0.019 AU)
Aug 12 - DOD US Air Force Titan 4A Launch, Failed
Aug 12 - Perseids Meteor Shower Peak
Aug 12 - Asteroid 1998 PF Closest Approach To Earth (1.207 AU)
Aug 12 - 20th Anniversary (1978), ISEE-3/ICE Launch (Comet Mission)
Aug 13 - TM-28 Soyuz Launch (Russia), Successful
Aug 13 - Comet C/1998 M2 (LINEAR) Perihelion (2.727 AU)
Aug 13 - Asteroid 1998 QB1 Near-Earth Flyby (0.323 AU)
Aug 13 - 100th Anniversary (1898), Discovery of Asteroid Eros
Aug 13-16 - Mars Society Founding Convention, Boulder Colorado
Aug 14 - Comet Faye Closest Approach To Earth (1.950 AU)
Aug 14 - Asteroid 576 Emanuela Occults TAC +115897 (10.2 Magnitude Star)
Aug 14 - Asteroid 1994 AB1 Closest Approach To Earth (1.493 AU)
Aug 14-15 - High Velocity Clouds Workshop, Canberra, Australia
Aug 15 - Deadline For STARDUST Name Submission
Aug 15 - Progress M-40/Znamya-2.5 Soyuz U Launch (Russia)
Aug 15 - Comet C/1997 J2 Meunier-Dupouy Closest Approach to Earth (2.494 AU)
Aug 15-23 - Mt. Kobau Star Party, Mt. Kobau, Canada
Aug 16 - Asteroid 1991 FA Closest Approach To Earth (1.100 AU)
Aug 17 - Deep Space 1 Spacecraft Arrives At Kennedy Space Center
Aug 17 - Comet Mueller 3 Closest Approach to Earth (2.207 AU)
Aug 17 - Asteroid 1998 OS4 Closest Approach To Earth (0.412 AU)
Aug 17-21 - Meteroids 1998 International Conference, Tatranska Lomnica, Slovakia
Aug 17-21 - 3rd Stromlo Symposium: The Galactic Halo - Bright Stars & Dark Matter, Canberra, Australia
Aug 17-21 - International Conference On Satellites, Oceanography & Society, Lisbon, Portugal
Aug 17-21 - IAU Symposium 194: Activity In Galaxies and Related Phenomena, Byurakan, Armenia
Aug 18 - Asteroid 1998 OK1 Near-Earth Flyby (0.252 AU)
Aug 18 - 5th Anniversary (1993), 1st Test Flight of the Delta Clipper (DC-X)
Aug 19 - Iridium Long March 2C/SD Launch, Successful
Aug 19 - Asteroid 1987 OA Near-Earth Flyby (0.1019 AU)
Aug 19 - Asteroid 3199 Nefertiti Closest Approach to Earth (0.916 AU)
Aug 19 - Asteroid 7350 (1993 VA) Closest Approach to Earth (1.414 AU)
Aug 19 - Asteroid 6858 (1990 ST10) Closest Approach To Earth (1.563 AU)
Aug 19-20 - ARISE Science Workshop, Green Bank, West Virginia
Aug 20 - Deep Space 1 Lecture, Pasadena, California
Aug 20-23 - International Meteor Conference 1998, Stara Lesna, Slovakia
Aug 21 - Asteroid 469 Argentina Occults SAO 210535 (9.1 Magnitude Star)
Aug 21 - Asteroid 6223 Dahl Closest Approach To Earth (1.470 AU)
Aug 21 - Asteroid 5393 Goldstein Closest Approach To Earth (1.597 AU)
Aug 21 - Deep Space 1 Lecture, Pasadena, California
Aug 21-22 - Montana Starwatch, Ruby Reservior, Montana
Aug 21-23 - Northwoods Starfest '98, Fall Creek, Wisconsin
Aug 21-24 - Nova East 98 Star Party, New Brunswick's Fundy National Park, Canada
Aug 22 - Annular Eclipse, Visible From Indian Ocean
Aug 22 - Asteroid 1998 QQ63 Near-Earth Flyby (0.286 AU)
Aug 22 - Asteroid 4034 (1986 PA) Near-Earth Flyby (0.327 AU)
Aug 22-28 - Workshop On New Perspectives On The Interstellar Medium, Naramata, Canada
Aug 24 - Galileo, Orbital Trim Maneuver #52 (OTM-52)
Aug 24 - Asteroid 1998 QP Near-Earth Flyby (0.012 AU)
Aug 24 - Asteroid 1998 RN1 Near-Earth Flyby (0.222 AU)
Aug 24 - Comet Shoemaker-Levy 7 Perihelion (1.697 AU)
Aug 24 - Asteroid 354 Eleonora at Opposition (10.7 Magnitude)
Aug 24 - Asteroid 3756 Ruscannon Closest Approach To Earth (1.265 AU)
Aug 24 - Asteroid 6350 Schluter Closest Approach To Earth (1.890 AU)
Aug 24-28 - IAU Colloquium 173: Evolution and Source Regions of Asteroids and Comets, Tatranska Lomnica, Slovakia
Aug 24-29 - Together In Space '98 International Meeting, Barcelona, Spain & Toulouse, France
Aug 25 - Mir Crew Returns To Earth
Aug 25 - ST-1 Ariane 4 Launch, Successful
Aug 25 - Comet Russell 1 Perihelion (2.182 AU)
Aug 25 - Northern Iota Aquarids Meteor Shower Peak
Aug 25 - Asteroid 1998 SH2 Near-Earth Flyby (0.087 AU)
Aug 25 - Asteroid 6378 (1987 SE13) Closest Approach To Earth (1.904 AU)
Aug 26 - Galaxy 10 Delta 3 Launch, Failed
Aug 27 - Mercury Passes 2.2 Degrees From Venus
Aug 27 - Uranus Occults PPM 237981 (9.5 Magnitude Star)
Aug 27 - Asteroid 1998 QP52 Closest Approach To Earth (0.563 AU)
Aug 28 - Asteroid 1036 Ganymed Occults TAC +541187 (9.9 Magnitude Star)
Aug 28 - 5th Anniversary (1993), Galileo Flyby of Ida
Aug 28-Sep 01 - International Meeting: Asymptotic Giant Branch Stars, Montpellier, France
Aug 28-30 - Astro Atlantik, Provincial Park, Canada
Aug 29 - Astra-2A Proton Launch, Successful
Aug 29 - Johnson Space Center Open House, Houston, Texas
Aug 29 - Asteroid 7672 Hawking Closest Approach To Earth (1.199 AU)
Aug 29 - Asteroid 6800 Saragamine Closest Approach To Earth (1.503 AU)
Aug 29-30 - Astrofesta '98, Alcacer do Sal, Portugal
Aug 30 - Venus Occults 98676 (8.0 Magnitude Star)
Aug 30 - 15th Anniversary (1983), STS-8 Launch (Challenger), Insat 1B
Aug 31 - North Korea Rocket Launch, Successful
Aug 31 - Mercury at Greatest Western Elongation (18 Degrees)
Aug 31 - Asteroid 1991 DB Closest Approach To Earth (1.083 AU)
Aug 31-Sep 11 - Meeting On Variable Stars As Astrophysical Tools, Izmir, Turkey

September 1998

Sep 01 - Comet C/1998 K2 (LINEAR) Perihelion (2.323 AU)
Sep 01 - Comet C/1998 K1 (Mueller) Perihelion (3.456 AU)
Sep 01 - Asteroid 7480 Norwan Near-Earth Flyby (0.332 AU)
Sep 01 - Asteroid 1998 SJ2 Near-Earth Flyby (0.333 AU)
Sep 01 - Asteroid 6745 Nishiyama Closest Approach To Earth (1.393 AU)
Sep 01-03 - Northwestern Cosmology Meeting, San Juan Island, Washington
Sep 02 - Asteroid 5499 (1981 SU2) Closest Approach To Earth (1.084 AU)
Sep 03 - Asteroid 7324 Carret Closest Approach To Earth (1.455 AU)
Sep 03-06 - World Summit On Financing For Satellite Communications and Broadcasting, Paris, France
Sep 04 - Asteroid 1998 SO10 Closest Approach To Earth (1.259 AU)
Sep 04 - Asteroid 5186 Donalu Closest Approach To Earth (1.479 AU)
Sep 05 - Mercury at Perihelion
Sep 05 - Jupiter Occults PPM 207856 (9.9 Magnitude Star)
Sep 05 - Asteroid 4038 Kristina Closest Approach To Earth (1.108 AU)
Sep 05 - 30th Anniversary Of The Los Angeles Sidewalk Astronomers
Sep 06 - Penumbral Lunar Eclipse
Sep 06 - Asteroid 1997 MW1 Near-Earth Flyby (0.223 AU)
Sep 06 - Asteroid 1998 QD2 Closest Approach To Earth (0.769 AU)
Sep 06 - Asteroid 5462 (1984 SX5) Closest Approach To Earth (1.231 AU)
Sep 06 - Kuiper Belt Object 1997 RT5 at Opposition (41.368 AU - 23.2 Magnitude)
Sep 06 - Kuiper Belt Object 1996 RR20 at Opposition (42.449 AU - 23.4 Magnitude)
Sep 06 - 10th Anniversary (1988), 1st Launch of the CZ-4 Launcher (China)
Sep 07 - Moon Occults Jupiter
Sep 07 - Venus at Perihelion
Sep 07 - Asteroid 1998 QK28 Near-Earth Flyby (0.069 AU)
Sep 07 - Kuiper Belt Object 1997 RX9 at Opposition (41.165 AU - 24.2 Magnitude)
Sep 07-11 - ESO/OSA Topical Meeting on Astronomy With Adaptive Optics, Garching bei Munchen, Germany
Sep 07-11 - IAU Symposium 192 - The Stellar Content Of The Local Group, Cape Town, South Africa
Sep 07-11 - Galactic Center Workshop '98, Tucson, Arizona
Sep 07-11 - 2nd International Workshop On The Identification of Dark Matter, Buxton, United Kingdom
Sep 07-11 - Interball In The ISTP Program, Kosice, Slovakia
Sep 07-12 - Ecole de Cosmologie, Luminy, Marseille, France
Sep 08 - Iridium 10 Delta 2 Launch, Successful
Sep 08 - Asteroid 1998 QV3 Near-Earth Flyby (0.170 AU)
Sep 08 - Asteroid 1998 FF14 Near-Earth Flyby (0.372 AU)
Sep 08 - Asteroid 1998 QH2 Closest Approach To Earth (0.906 AU)
Sep 08-10 - 6th Symposium On Satellite Communication & Market Realities, Paris, France
Sep 09 - Globalstar-3 Zenit 2 Launch, Failed
Sep 09 - North Korea Ballistic Missile Test Launch
Sep 09 - Asteroid 45 Eugenia Occults GSC 12820410 (10.9 Magnitude Star)
Sep 09 - Asteroid 1998 SZ27 Near-Earth Flyby (0.031 AU)
Sep 09 - Asteroid 1998 SU4 Near-Earth Flyby (0.051 AU)
Sep 09 - Asteroid 1998 QR52 Near-Earth Flyby (0.391 AU)
Sep 09 - 20th Anniversary (1978), Venera 11 Launch (Soviet Venus Lander)
Sep 09-12 - Joint European and National Astronomical Meeting, Prague, Czech Republic
Sep 10 - Asteroid 804 Hispania at Opposition (10.6 Magnitude)
Sep 10 - Asteroid 1036 Ganymed Occults TAC +491415 (10. Magnitude Star)
Sep 10 - Asteroid 1998 SZ14 Near-Earth Flyby (0.278 AU)
Sep 10 - Kuiper Belt Object 1995 QY9 At Opposition (28.506 AU - 21.6 Magnitude)
Sep 11 - 1st Mars Global Surveyor Photos Of Phobos
Sep 11 - Mars Climate Orbiter Arrives At Kennedy Space Center
Sep 11 - Mercury Passes 0.3 Degrees From Venus
Sep 11-13 - Astrofest 1998, Kankakee, Illinois
Sep 12 - Moon Occults Aldebaran
Sep 12 - Asteroid 1998 SF36 Closest Approach To Earth (0.476 AU)
Sep 12 - Asteroid 1994 TW1 Closest Approach to Earth (1.515 AU)
Sep 12 - 5th Anniversary (1993), STS-51 Launch (Discovery), ACTS
Sep 12-13 - 4th Annual Meeting Of The North American Sundial Society, Seattle, Washington
Sep 13 - Mars Global Surveyor Camera Turned Off
Sep 13 - Asteroid 4809 (1928 RB) Closest Approach To Earth (0.923 AU)
Sep 13-18 - Conference On A New Millennium For Galaxy Morphology, Johannesburg, South Africa
Sep 14 - Mercury Occults 118535 (7.8 Magnitude Star)
Sep 14 - Asteroid 1998 QA62 Near-Earth Flyby (0.163 AU)
Sep 14 - Annual Meeting Of the Astronomische Gesellschaft, Jena, Germany
Sep 14 - The Living Planet Programme - Earth Explorer Opportunity Briefing Meeting, Noordwijk, The Netherlands
Sep 14 - 30th Anniversary (1968), Zond 5 Launch (Soviet Moon Mission)
Sep 14 - 20th Anniversary (1978), Venera 12 Launch (Soviet Venus Lander)
Sep 14-16 - Harmonizing Cosmic Distance Scales in a Post-Hipparcos Era, Strasbourg, France
Sep 14-17 - International Symposium on Remote Sensing of the Atmosphere, Environment and Space, Beijing, China
Sep 14-18 - 3rd Workshop on International Gamma-Ray Astrophyics Laboratory, Taormina, Sicily, Italy
Sep 14-19 - International Conference On Astronomical Instruments and Methods at the Turn of the 21st Century, Heidelberg, Germany
Sep 15 - New Galileo Images Of Jupiter's Rings
Sep 15 - Mir Spacewalk, Successful
Sep 15 - Asteroid 3400 Aotearoa Closest Approach To Earth (1.215 AU)
Sep 15-18 - 32nd ESLAB Symposium: Remote Sensing Methodlogoy For Earth Observation and Planetary Exploration, Noordwijk, The Netherlands
Sep 16 - Panamsat-7 Ariane 4 Launch, Successful
Sep 16 - Jupiter at Opposition
Sep 16 - Asteroid 2 Pallas at Opposition (8.2 Magnitude)
Sep 16 - Asteroid 1998 SV4 Near-Earth Flyby (0.341 AU)
Sep 16 - Asteroid 3687 Dzus Closest Approach To Earth (1.229 AU)
Sep 16 - Galileo WebChat
Sep 16-18 - International Workshop on Layered Phenomena in the Mesopause Region, Kuehlungsborn, Germany
Sep 16-20 - Alberta Star Party, Caroline, Canada
Sep 17 - Asteroid 1998 MK30 Near-Earth Flyby (0.395 AU)
Sep 17 - Planetary Robotics Lecture, Pasadena, California
Sep 17-18 - International Workshop On The Fundamentals Of Gravity, Pisa, Italy
Sep 18 - TR-IA "Takesaki" #7 Sounding Rocket Launch (Japan)
Sep 18 - Asteroid 1991 RB Near-Earth Flyby (0.0401 AU)
Sep 18 - Asteroid 1998 SD9 Near-Earth Flyby (0.052 UA)
Sep 18 - Asteroid 6564 Asher Closest Approach To Earth (1.499 AU)
Sep 18 - Kuiper Belt Object 1997 QJ4 at Opposition (34.028 AU - 22.9 Magnitude)
Sep 18 - Planetary Robotics Lecture, Pasadena, California
Sep 18 - Potentially Hazardous Asteroids Lecture, Greenbelt, Maryland
Sep 18-19 - Craters Of The Moon Fall Star Party, Arco, Idaho
Sep 18-19 - Nightfall (Star Party), Borrego Springs, California
Sep 18-20 - Workshop on New Views Of The Moon: Integrated Remote Sensed, Geophysical, and Sample Datasets, Houston, Texas
Sep 18-20 - South Jersey Star Party, Woodbine, New Jersey
Sep 19 - Moon Occults Venus
Sep 19 - Asteroid 1998 SD15 Near-Earth Flyby (0.112 AU)
Sep 19 - Asteroid 5645 (1990 SP) Closest Approach To Earth (0.624 AU)
Sep 19 - Asteroid 1237 Genevieve Closest Approach To Earth (1.425 AU)
Sep 19 - Kuiper Belt Object 1997 QH4 at Opposition (40.412 AU - 23.1 Magnitude)
Sep 19 - 10th Anniversary (1988), Offeq-1 Launch, 1st Israeli Space Launch
Sep 19 - 150th Anniversary (1848), William Bond's Discovery of Saturn Moon Hyperion
Sep 20 - Moon Occults Mercury
Sep 20 - Asteroid 1998 FL3 Near-Earth Flyby (0.050 AU)
Sep 20 - Asteroid 1998 SE35 Near- Earth Flyby (0.294 AU)
Sep 20 - Asteroid 1998 RX3 Closest Approach To Earth (0.543 AU)
Sep 20 - Asteroid 5786 Talos Closest Approach to Earth (0.943 AU)
Sep 20 - Asteroid 1998 QA96 Closest Approach To Earth (0.958 AU)
Sep 20 - 5th Anniversary (1993), 1st Launch of Polar Satellite Launch Vehicle (PSLV - India)
Sep 20-26 - Ultraluminous Galaxies: Monsters or Babies, Ringberg Castle, Germany
Sep 21 - Asteroid 1998 QH1 Near-Earth Flyby (0.188 AU)
Sep 21 - Asteroid 1994 XZ4 Closest Approach To Earth (0.872 AU)
Sep 21 - Asteroid 6346 (1995 AY) Closest Approach To Earth (1.683 AU)
Sep 21 - Asteroid 4044 Erikhog Closest Approach To Earth (1.783 AU)
Sep 21 - Kuiper Belt Object 1997 RY6 at Opposition (40.374 AU - 23.2 Magnitude)
Sep 21-24 - 3rd SEA Scientific Meeting, Tenerife, Spain
Sep 21-25 - Galaxy Evolution: Connecting The Distant Universe With The Local Fossil Record, Meudon, France
Sep 21-25 - European Symposium On Remote Sensing, Barcelona, Spain
Sep 21-25 - 5th European Space Power Conference, Tarragona, Spain
Sep 22 - Galileo, Orbital Trim Maneuver #53 (OTM-53), Successful
Sep 22 - Asteroid 1998 RO1 Closest Approach To Earth (0.428 AU)
Sep 22 - Kuiper Belt Object 1997 TX8 at Opposition (31.047 AU - 23.1 Magnitude)
Sep 22 - Kuiper Belt Object 1996 TO66 at Opposition (44.834 AU - 20.6 Magnitude)
Sep 22 - Conference On The Military Use Of Space, Washington DC
Sep 22-24 - 8th Symposium On Infrared Radiometric Sensor Calibration, Logan, Utah
Sep 22-25 - 3rd Cologne-Zermatt Symposium: The Physics and Chemistry of the Interstellar Medium, Zermatt, Switzerland
Sep 22-25 - Satellite Internet Conference, London, England
Sep 23 - Mars Global Surveyor, 2nd Phase Of Aerobraking Begins, Successful
Sep 23 - ORBCOMM-3 Pegasus XL Launch, Successful
Sep 23 - Autumnal Equinox, 05:37 UT
Sep 23 - Asteroid 1998 SS4 Near-Earth Flyby (0.118 AU)
Sep 23 - Asteroid 1998 SO Near-Earth Flyby (0.235 AU)
Sep 23 - Kuiper Belt Object 1993 RO at Opposition (30.492 AU - 22.9 Magnitude)
Sep 23-25 - 6th International Workshop on Digital Signal Processing Techniques For Space Applications, Noordwijk, The Netherlands
Sep 23-26 - ISTP Science Workshop, Oxford, United Kingdom
Sep 23-30 - Challenge Mission, Key Largo, Florida
Sep 24 - Nozomi (Planet-B), 1st Moon Flyby
Sep 24 - Asteroid 3630 Lubomir Closest Approach To Earth (1.476 AU)
Sep 25 - Asteroid 1998 SD4 Near-Earth Flyby (0.371 AU)
Sep 25 - Asteroid 1995 CR Closest Approach To Earth (0.828 AU)
Sep 25 - Asteroid 3445 (1983 FC) Closest Approach To Earth (2.025 AU)
Sep 25 - Kuiper Belt Object 1994 TB at Opposition (29.128 AU - 21.8 Magnitude)
Sep 26 - Galileo, Europa 17 Flyby
Sep 26 - Mars Day, Washington DC
Sep 26 - 5th Anniversary (1993), Posat 1 Launch, 1st Portuguese Satellite
Sep 26 - 15th Anniversary (1983), Soviet Soyuz T-10A Explodes on Launch Pad, Cosmonauts Save By Launch Escape System
Sep 27 - Comet Howell Perihelion (1.406 AU)
Sep 27 - Asteroid 1998 QR15 Near-Earth Flyby (0.256 AU)
Sep 27 - Asteroid 1998 SE36 Closest Approach To Earth (0.436 AU)
Sep 27 - Kuiper Belt Object 1997 RL13 at Opposition (43.517 AU - 26.0 Magnitude)
Sep 28 - Asteroid 1998 QH56 Closest Approach To Earth (0.557 AU)
Sep 28-30 - Workshop on HI in the Local Universe II, Melbourne, Australi
Sep 28-Oct 01 - SOHO VII Workshop: Coronal Holes and Solar Wind Acceleration, Northeast Harbor, Maine
Sep 28-Oct 02 - 49th International Astronautical Congress (IAF), Melbourne, Australia
Sep 29 - Cosmos Molnia-M Launch (Russia), Successful
Sep 29 - Asteroid 47 Aglaja Occults PPM 733363 (9.7 Magnitude Star)
Sep 29 - Comet P/1998 QP54 (LONEOS-Tucker) Closest Approach To Earth (0.902 AU)
Sep 29 - Asteroid 521 Brixia at Opposition (11.0 Magnitude)
Sep 29 - Kuiper Belt Object 1993 SC at Opposition (33.640 AU - 22.4 Magnitude)
Sep 29 - Kuiper Belt Object 1996 TK66 at Opposition (41.873 AU - 23.3 Magnitude)
Sep 29 - 10th Anniversary (1988), STS-26 Launch (Discovery), TDRS 3, 1st Post-Challenger Shuttle Mission
Sep 30 - Galileo, Orbital Trim Maneuver #54 (OTM-54)
Sep 30 - Asteroid 1998 KU2 Near-Earth Flyby (0.159 AU)
Sep 30 - Asteroid 1998 QA105 Near-Earth Flyby (0.272 AU)
Sep 30 - Asteroid 1998 QJ56 Closest Approach To Earth (0.447 AU)
Sep 30 - Asteroid 453 Tea Closest Approach To Earth (1.347 AU)
Sep 30 - Kuiper Belt Object 1996 TR66 at Opposition (34.448 AU - 23.0 Magnitude)
Sep 30 - Dust Absorption Lecture, College Park, Maryland
Sep 30 - Friendship 7 Lecture, Washington DC
Sep 30-Oct 02 - 1st X-Ray Multi-Mirror Mission (XMM) Workshop, Noordwijk, The Netherlands

October 1998

Oct ?? - Kitt Peak National Observatory's 40th Birthday (1958)
Oct 01 - Mars Polar Lander Arrives At Kennedy Space Center
Oct 01 - Space Discovery First Day Of Issue Stamp
Oct 01 - Asteroid 236 Honoria at Opposition (10.5 Magnitude)
Oct 01 - Asteroid 1998 SG2 Near-Earth Flyby (0.217 AU)
Oct 01 - Kuiper Belt Object 1992 QB1 at Opposition (39.906 AU - 23.1 Magnitude)
Oct 01 - NASA's 40th Birthday (1958)
Oct 01-03 - 1998 National Aerospace Conference, Dayton, Ohio
Oct 01-03 - Pushing The Envelope III: From The Mountains Of Earth To The Mountains Of The Moon, Houston, Texas
Oct 02 - Asteroid 1998 SL36 Closest Approach To Earth (0.438 AU)
Oct 02 - Meteorite Lecture, Greenbelt, Maryland
Oct 02 - 4th Annual Toys, Games and Multimedia Workshop: Playing Among The Planets 98, Pasadena, California
Oct 02-03 - Astro Assembly 98, North Scituate, Rhode Island
Oct 03 - STEX/ATEx Taurus Launch, Successful
Oct 03 - Asteroid 1998 QO52 Closest Approach To Earth (0.489 AU)
Oct 04 - Moon Occults Jupiter
Oct 04 - Asteroid 185 Eunike at Opposition (10.9 Magnitude)
Oct 04 - Asteroid 532 Herculina at Opposition (10.7 Magnitude)
Oct 04 - Asteroid 1998 ST49 Near-Earth Flyby (0.212 AU)
Oct 04 - Asteroid 1998 ST27 Near-Earth Flyby (0.220 AU)
Oct 04 - Asteroid 1998 SG36 Closest Approach To Earth (1.145 AU)
Oct 04 - Kuiper Belt Object 1993 SB at Opposition (30.112 AU - 22.9 Magnitude)
Oct 04 - Great Debate In 1998: The Nature Of The Universe, Washington DC
Oct 04-09 - Optical/IR Interferometry Workshop, Flagstaff, Arizona
Oct 05 - Eutelsat-W2/ Sirius-3 Ariane 4 Launch, Successful
Oct 05 - Asteroid 14 Irene at Opposition (10.6 Magnitude)
Oct 05 - Asteroid 6852 (1985 CN2) Closest Approach To Earth (1.334 AU)
Oct 05 - Asteroid 1997 WU22 Closest Approach To Earth (1.353 AU)
Oct 05 - Venus Revealed Lecture, New York, New York
Oct 05 - Lecture On Imaging Extrasolar Planets, College Park, Maryland
Oct 05-07 - Workshop on Emerging Scatterometer Applications, Noordwijk, The Netherlands
Oct 05-07 - 5th International Conference On Remote Sensing for Marine and Coastal Environments, San Diego, California
Oct 05-07 - Bulges Mini-Workshop: When And How Do Bulges Form and Evolve?, Baltimore, Maryland
Oct 05-09 - Solar Wind 9 Conference, Nantucket, Massachusetts
Oct 05-10 - International Conference On 3K Cosmology, Rome, Italy
Oct 06 - Comet P/1998 QP54 (LONEOS-Tucker) Perihelion (1.882 AU)
Oct 06 - Kuiper Belt Object 1996 RQ20 at Opposition (38.550 AU - 22.9 Magnitude)
Oct 06 - Galileo Lecture, Westwood, California
Oct 07 - Asteroid 1998 UP1 Near-Earth Flyby (0.109 AU)
Oct 07 - Asteroid 1998 SB15 Near-Earth Flyby (0.127 AU)
Oct 07 - Asteroid 5255 Johnsophie Closest Approach To Earth (1.746 AU)
Oct 07 - Kuiper Belt Object 1997 SZ10 at Opposition (30.617 AU - 23.5 Magnitude)
Oct 07 - Kuiper Belt Object 1995 QZ9 at Opposition (33.987 AU - 22.9 Magnitude)
Oct 08 - Asteroid 1998 PG Near-Earth Flyby (0.247 AU)
Oct 08 - Asteroid 5051 (1984 SM) Closest Approach To Earth (1.116 AU)
Oct 08 - Ejnar Hertzsprung's 125th Birthday (1873)
Oct 08-11 - 5th Annual Enchanted Skies Star Party, Socorro, New Mexico
Oct 09 - Hot Bird 5 Atlas 2AS Launch, Successful
Oct 09 - Moon Occults Aldebaran (Daylight Occultation)
Oct 09 - Draconids Meteor Shower Peak
Oct 09 - Asteroid 1998 UM1 Near-Earth Flyby (0.037 AU)
Oct 09 - Asteroid 1998 QC1 Near-Earth Flyby (0.181 AU)
Oct 09 - Kuiper Belt Object 1996 SZ4 at Opposition (29.285 AU - 22.7 Magnitude)
Oct 09 - Turning Goals Into Reality Conference, Cleveland, Ohio
Oct 09 - Radarsat Lecture, Greenbelt, Maryland
Oct 09-11 - 7th Space Frontier Conference, Los Angeles, California
Oct 10 - Comet McNaught-Hughes Closest Approach to Earth (1.707 AU)
Oct 10 - 15th Anniversary (1983), Venera 15 Venus Orbit Insertion
Oct 11 - Asteroid 1994 TF2 Near-Earth Flyby (0.275 AU)
Oct 11 - Asteroid 1998 FR11 Near-Earth Flyby (0.346 AU)
Oct 11 - Asteroid 1620 Geographos Closest Approach To Earth (1.011 AU)
Oct 11 - Asteroid 6904 (1990 QW1) Closest Approach To Earth (1.294 AU)
Oct 11 - Asteroid 5731 Zeus Closest Approach To Earth (1.610 AU)
Oct 11 - Carl Sagan Tribute, Madison, Wisconsin
Oct 11 - 30th Anniversary (1968), Apollo 7 Launch
Oct 11 - Wilhelm Olbers' 240th Birthday (1758)
Oct 11-16 - 30th Annual Meeting Of the Division For Planetary Sciences, Madison, Wisconsin
Oct 12 - Comet P/1998 S1 Closest Approach To Earth (1.558 AU)
Oct 12 - Asteroid 1990 BA Closest Approach To Earth (0.815 AU)
Oct 12 - Asteroid 6020 Miyamoto Closest Approach To Earth (1.219 AU)
Oct 12-14 - 9th Annual October Astrophysics Conference, College Park, Maryland
Oct 12-16 - Workshop On Dust In The Interstellar Medium, Bern, Switzerland
Oct 13 - New Galileo Images Released
Oct 13 - Asteroid 1998 QP63 Near-Earth Flyby (0.392 AU)
Oct 13 - Asteroid 1998 RR2 Closest Approach To Earth (0.584 AU)
Oct 13 - Asteroid 7655 Adamries Closest Approach To Earth (1.412 AU)
Oct 13 - British Interplanetary Society's 65th Birthday (1933)
Oct 14 - NEAR, Trajectory Correction Maneuver #15 (TCM-15), Successful
Oct 14 - Comet Lovas 1 Perihelion (1.692 AU)
Oct 14 - Asteroid 1998 UY24 Near-Earth Flyby (0.136 AU)
Oct 14 - Asteroid 1036 Ganymed Closest Approach To Earth (0.464 AU)
Oct 14 - Asteroid 1998 ST4 Closest Approach To Earth (0.947 AU)
Oct 14 - Asteroid 6893 (1983 RS3) Closest Approach To Earth (1.222 AU)
Oct 14 - 15th Anniversary (1983), Venera 16 Venus Orbit Insertion
Oct 14-16 - ESO Conference on Chemical Evolution From Zero to High Redshift, Garching, Germany
Oct 14-16 - 9th International Conference On Adaptive Structures and Technologies, Cambridge, Massachusetts
Oct 14-16 - Inspection 98, Houston, Texas
Oct 14-18 - LA's Quadruple Conjunction Meeting, Van Nuys, California
Oct 15 - Asteroid 1998 SH36 Near-Earth Flyby (0.079 AU)
Oct 15 - Asteroid 6047 (1991 TB1) Near-Earth Flyby (0.375 AU)
Oct 15 - Asteroid 1998 UN1 Closest Approach To Earth (0.414 AU)
Oct 15 - Comet C/1998 M6 (Montani) Perihelion (5.970 AU)
Oct 15 - STARDUST Lecture, Pasadena, California
Oct 15 - Chuck Yeager Lecture, Washington DC
Oct 15-20 - Mid-Atlantic Star Party, Central North Carolina
Oct 16 - Moon Occults Mars
Oct 16 - Comet Klemola Closest Approach to Earth (1.522 AU)
Oct 16 - Asteroid 4339 Almamater Closest Approach To Earth (0.816 AU)
Oct 16 - STARDUST Lecture, Pasadena, California
Oct 16 - Aerosels And Climate Lecture, Greenbelt, Maryland
Oct 16 - Lecture On A Vision Of Humanity's Future In Space, Washington DC
Oct 16-18 - 20th Custer Astronomy Jamboree, Southold, New York
Oct 16-18 - 2nd Annual NAAA Congress and NASA Academy Reunion, Washington DC
Oct 17 - Comet P/1998 U2 (Mueller) Closest Approach To Earth (1.029 AU)
Oct 17 - Comet C/1998 P1 (Williams) Perihelion (1.162 AU)
Oct 17 - Asteroid 44 Nysa at Opposition (9.8 Magnitude)
Oct 18 - Asteroid 1998 OX4 Near-Earth Flyby (0.177 AU)
Oct 18 - 5th Anniversary (1993), STS-58 Launch, Space Lab Sciences 2
Oct 18-25 - 15th Annual Okie-Tex Star Party, Fort Davis, Texas
Oct 19 - Asteroid 1998 US18 Near-Earth Flyby (0.116 AU)
Oct 19 - Asteroid 1998 UL1 Closest Approach To Earth (0.882 AU)
Oct 19 - Asteroid 1989 VA Closest Approach To Earth (1.102 AU)
Oct 19 - Outer Planets/Solar Probe Lecture, Los Angeles, California
Oct 19-22 - 1st International Conference On Mars Polar Science and Exploration, Houston, Texas
Oct 19-23 - Chapman Conference On Space Based Radio Observations at Long Wavelengths, Paris, France
Oct 20 - UHF-F9 Atlas 2A Launch, Successful
Oct 20 - Comet P/1998 U2 (Mueller) Perihelion (2.025 AU)
Oct 20 - Asteroid 1991 PM5 Closest Approach To Earth (0.951 AU)
Oct 20 - Asteroid 7006 (1981 ER31) Closest Approach To Earth (1.615 AU)
Oct 20 - Kuiper Belt Object 1996 TP66 at Opposition (25.403 AU - 20.7 Magnitude)
Oct 20-22 - Workshop On Space Exploration and Resources Exploitation (ExploSpace), Cagliari, Sardinia, Italy
Oct 20-23 - International Conference On The Universe As Seen By ISO, Paris, France
Oct 20-23 - 2nd European Symposium on Global Navigations Systems, Toulouse, France
Oct 21 - ARD/ MAQSAT 3 Ariane 503 Launch, Successful
Oct 21 - Orionids Meteor Shower Peak
Oct 21 - Asteroid 1996 TR6 Closest Approach To Earth (0.586 AU)
Oct 21 - Asteroid 457 Alleghenia Closest Approach To Earth (1.552 AU)
Oct 21-23 - 2nd International Workshop On The Retrieval of Bio- and Geo-Physical Parameters From SAR Data For Land Applications, Noordwijk, The Netherlands
Oct 21-23 - Remote Sensing Applications Conference, Logan, Utah
Oct 22 - SCD-2/ Wing Glove Pegasus XL Launch, Successful
Oct 22 - Asteroid 409 Aspasia Occults SAO 75073 (9.9 Magnitude Star)
Oct 22 - Asteroid 1998 SR49 Closest Approach To Earth (0.453 AU)
Oct 22 - Asteroid 1998 WL Closest Approach To Earth (0.502 AU)
Oct 22 - Kuiper Belt Object 1996 TQ66 at Opposition (33.604 AU - 21.9 Magnitude)
Oct 22-23 - 1st European ISSAT Forum: Training And Education For Space Activities In Europa, Toulouse, France
Oct 22-24 - EVN/JIVE VLBI Symposium #4, Dwingleoo, The Netherlands
Oct 23 - Galileo, Orbital Trim Maneuver #55 (OTM-55)
Oct 23 - Saturn at Opposition
Oct 23 - Asteroid 6841 Gottfriedkirch Closest Approach To Earth (1.585 AU)
Oct 23-24 - Workship On TeV Astrophysics On Extragalactic Sources, Cambridge, Massachusetts
Oct 23-25 - Blackwater Falls Astronomy Weekend, Davis, West Virginia
Oct 24 - Deep Space 1/ SEDSAT-1 Delta 2 Launch, Successful
Oct 24 - Asteroid 1998 SU27 Near-Earth Flyby (0.112 AU)
Oct 24 - Asteroid 1998 SC15 Near-Earth Flyby (0.314 AU)
Oct 25 - Progress M-40/Znamya-2.5 Soyuz U Launch (Russia), Successful
Oct 25 - Daylight Savings - Set Clock Back 1 Hour (USA)
Oct 25 - Asteroid 106 Dione at Opposition (10.7 Magnitude)
Oct 25 - Asteroid 2099 Opik Closest Approach To Earth (0.492 AU)
Oct 26 - Asteroid 20 Massalia at Opposition (8.8 Magnitude)
Oct 26 - Asteroid 674 Rachele at Opposition (11.0 Magnitude)
Oct 26-29 - Annual Meeting Of The Geological Society Of America, Toronto, Canada
Oct 26-29 - 34th International Telemetering Conference, San Diego, California
Oct 26-29 - 20th Space Simulation Conference, Annapolis, Maryland
Oct 26-30 - 6th Huntsville Modeling Workshop: The New Millennium Magnetosphere, Guntersville, Alabama
Oct 27 - Asteroid 1998 QK56 Near-Earth Flyby (0.285 AU)
Oct 27 - Asteroid 1991 EE Closest Approach To Earth (1.391 AU)
Oct 27 - Asteroid 1989 NA Closest Approach To Earch (1.524 AU)
Oct 27 - 25th Anniversary (1973), Canon City Meteorite Fall (Hit Garage)
Oct 27-30 - Symposium On Solar Physics With Radio Observations, Kiyosato, Japan
Oct 28 - Afristar/ GE-5 Ariane 4 Launch, Successful
Oct 28 - Asteroid 1998 VS Near-Earth Flyby (0.046 AU)
Oct 28 - Asteroid 1998 VO Near-Earth Flyby (0.051 AU)
Oct 28 - Asteroid 1998 WA2 Near-Earth Flyby (0.233 AU)
Oct 28 - Asteroid 7358 (1995 YA3) Closest Approach to Earth (0.438 AU)
Oct 28 - Asteroid 1508 Kemi Closest Approach to Earth (1.201 AU)
Oct 28-29 - First International Workshop On Radiowave Propagation Modelling For SatComm Services at Ku-Band and Above, Noordwijk, The Netherlands
Oct 28-30 - Defense & Civil Space Programs Conference, Huntsville, Alabama
Oct 29 - STS-95 Launch, Discovery, Spacehab-SM, Successful
Oct 29 - Tethys Occults PPM 145101 (6.6 Magnitude Star)
Oct 29 - Comet C/1998 M1 (LINEAR) Perihelion (3.110 AU)
Oct 29 - Asteroid 1998 VP Closest Approach To Earth (0.322 AU)
Oct 29 - Asteroid 1994 TA Closest Approach to Earth (15.923 AU - 23.7 Magnitude)
Oct 29-Nov 01 - 8th Annual Meeting Of The American Association Of Variable Star Observers (AAVSO), Cambridge, Massachusetts
Oct 30 - Asteroid 1998 WP7 Near-Earth Flyby (0.131 AU)
Oct 30 - Kuiper Belt Object 1996 TL66 at Opposition (34.099 AU - 20.4 Magnitude)
Oct 30 - Mars Pathfinder Lecture, Greenbelt, Maryland
Oct 30-31 - NOAA Meeting On Satellites In Our Everyday World, Seattle, Washington
Oct 31 - Moon Occults Jupiter
Oct 31 - Asteroid 6 Hebe Occults GSC 6255-1346 (9.2 Magnitude Star)
Oct 31-Nov 01 - Space Memorabilia Auction, Beverly Hills, California
Oct 31-Nov 06 - IEEE/AIAA Digital Avionics Systems Conference, Bellevue, Washington

November 1998

Nov 01 - Asteroid 102 Miriam Occults SAO 164159 (8.7 Magnitude Star)
Nov 01 - Asteroid 576 Emanuela Occults TAC +096711 (10.4 Magnitude Star)
Nov 01 - Kuiper Belt Object 1996 TS66 at Opposition (37.825 AU - 21.9 Mag)
Nov 01 - 35th Anniversary (1963), Polyot 1 Launch (USSR), 1st Spacecraft With Extensive Maneuver Capability
Nov 01-04 - 8th Annual Conference On Astronomical Data Analysis Software and Systems (ADASS '98), Urbana, Illinois
Nov 02 - Comet P/1998 S1 (LINEAR-Mueller) Perihelion (2.548 AU)
Nov 02 - Asteroid 1998 SF35 Closest Approach To Earth (0.610 AU)
Nov 02 - Hubble Space Telescope Lecture, Los Angeles, California
Nov 02-04 - Workshop on Martian Meteorites, Houston, Texas
Nov 02-04 - 3rd Annual Raytheon Science Data Centers Symposium, Silver Spring, Maryland
Nov 02-05 - ESO Workshop on Minor Bodies in the Outer Solar System, Garching, Germany
Nov 03 - Taurids Meteor Shower Peak
Nov 03 - 25th Anniversary (1973), Mariner 10 Launch (Venus/ Mercury Flyby Mission)
Nov 03-05 - 5th International Workshop On Simulation For European Space Programs, Noordwijk, The Netherlands
Nov 03-06 - Meeting On Gamma Ray Bursts In the Afterglow Era, Rome, Italy
Nov 03-07 - IAU Symposium 193: Wolf-Rayet Phenomena in Massive Stars and Starburst Galaxies, Puerto Vallarta, Mexico
Nov 03-07 - 5th Latin American Conference On Space Geophysics (V-COLAGE), San Jose, Costa Rica
Nov 04 - Panamsat 8 Proton Launch, Successful
Nov 04-06 - Conference On Academic and Industrial Cooperation In Space Research, Vienna, Austrai
Nov 05 - Asteroid 15 Eunomia at Opposition (7.9 Magnitude)
Nov 06 - Iridium 11 Delta 2 Launch, Successful
Nov 06 - Asteroid 1998 TT3 Near-Earth Flyby (0.266 AU)
Nov 06 - Asteroid 1998 UQ1 Closest Approach To Earth (0.551 AU)
Nov 06-07 - Imaging The Sky Workshop, Salem, Oregon
Nov 07 - Space Shuttle Discovery Returns To Earth, Successful
Nov 07 - Comet Takamizawa Perihelion (1.585 AU)
Nov 07 - Asteroid 1998 VO33 Near-Earth Flyby (0.171 AU)
Nov 07 - Jersey '98 Astro Conference & Showcase, Cranford, New Jersey
Nov 07-08 - 1st International Meteorite Fair, Gifhorn, Germany
Nov 08 - Asteroid 51 Nemausa at Opposition (10.7 Magnitude)
Nov 08 - Asteroid 4055 Magellan Closest Approach to Earth (0.983 AU)
Nov 08 - 30th Anniversary (1968), Pioneer 9 Launch
Nov 09 - Asteroid 69 Hesperia at Opposition (10.8 Magnitude)
Nov 09 - Mercury Occults 184412 (7.8 Magnitude Star)
Nov 09 - Asteroid 1998 VE31 Near-Earth Flyby (0.178 AU)
Nov 09-10 - 3rd Tribology Forum Workshop, Noordwijk, The Netherlands
Nov 10 - Asteroid 46 Hestia at Opposition (10.7 Magnitude)
Nov 10 - 30th Anniversary (1968), Zond 6 Launch (Soviet Moon Flyby Mission)
Nov 11 - Mercury Greatest Eastern Elongation (22 Degrees)
Nov 11 - Asteroid 1996 Adams Closest Approach To Earth (1.395 AU)
Nov 11 - Kuiper Belt Object 1998 WW24 At Opposition (30.290 AU - 22.7 Magnitude)
Nov 11 - Kuiper Belt Object 1998 US43 At Opposition (34.204 AU - 23.3 Magnitude)
Nov 11-13 - ESA Workshop On Space Weather, Noordwijk, The Netherlands
Nov 12 - Asteroid 1998 MQ Closest Approach To Earth (0.464 AU)
Nov 12 - Asteroid 3907 Kilmartin Closest Approach To Earth (1.558 AU)
Nov 12 - Washington Area Astronomers Meeting, Laurel, Maryland
Nov 13 - Moon Occults Mars
Nov 13 - Asteroid 145 Adeona Occults PPM 736551 (10.9 Magnitude Star)
Nov 13 - Galileo Educators Workshop, Pasadena, Calfornia
Nov 13 - 20th Anniversary (1978), HEAO 2 Launch (Einstein X-Ray Observatory)
Nov 14 - Asteroid 1998 VR Near-Earth Flyby (0.154 AU)
Nov 14 - Asteroid 1997 CX5 Closest Approach To Earth (0.739 AU)
Nov 14 - Asteroid 1994 VA1 Closest Approach To Earth (0.754 AU)
Nov 14-15 - IAS Microwave Foreground Workshop, Princeton, New Jersey
Nov 15 - Asteroid 1998 SS49 Near-Earth Flyby (0.253 AU)
Nov 15 - Asteroid 7095 Lamettrie Closest Approach To Earth (2.062 AU)
Nov 15 - 10th Anniversary (1988), 1st & Only Buran Launch (Soviet Space Shuttle)
Nov 15 - William Herschell's 260th Birthday (1738)
Nov 16 - Comet C/1998 U5 (LINEAR) Closest Approach To Earth (0.444 AU)
Nov 16 - Comet C/1998 G1 (LINEAR) Perihelion (2.132 AU)
Nov 16 - Asteroid 1998 WS5 Closest Approach To Earth (0.584 AU)
Nov 16 - Asteroid 6995 (1996 BZ1) Closest Approach To Earth (1.978 AU)
Nov 16 - Kuiper Belt Object WX24 At Opposition (44.015 AU - 23.0 Magnitude)
Nov 16 - 25th Anniversary (1973), Skylab-4 Launch
Nov 16-17 - Colloquium On SLOSHAT and Liquid Dynamics In Spacecraft, Noordwijk, The Netherlands
Nov 16-18 - 2nd European Symposium On The Utilization of the International Space Station, Noordwijk, The Netherlands
Nov 16-28 - 8th Latin American Workshop On Plasma Physics, Tandil, Argentina
Nov 17 - Leonids Meteor Shower Peak (Potential Meteor Storm)
Nov 17 - Comet P/1998 U4 (Spahr) Closest Approach To Earth (3.004 AU)
Nov 17 - Asteroid 1998 WY1 Near-Earth Flyby (0.077 AU)
Nov 17 - Asteroid 1998 WR5 Closest Approach To Earth (0.421 AU)
Nov 17-19 - 1998 AAS National Conference & 45th Annual Meeting, Houston, Texas
Nov 17-19 - AIAA Missile Sciences Conference, Monterey, California
Nov 18 - Asteroid 1998 XX2 Near-Earth Flyby (0.050 AU)
Nov 18 - Asteroid 270 Anahita at Opposition (10.7 Magnitude)
Nov 18 - Kuiper Belt Object 1998 WH24 At Opposition (41.794 AU - 21.3 Magnitude)
Nov 19 - Galileo, Orbital Trim Maneuver #56 (OTM-56)
Nov 19 - Comet Kowal-Vavorva Perihelion (2.575 AU)
Nov 19 - Asteroid 1998 SY14 Near-Earth Flyby (0.036 AU)
Nov 19 - Asteroid 1998 VF31 Closest Approach To Earth (0.621 AU)
Nov 19 - Asteroid 4125 Lew Allen Closest Approach To Earth (1.024 AU)
Nov 19 - Mars Surveyor '98 Lecture, Pasadena, California
Nov 19 - STARDUST Lecture, Pasadena, California
Nov 20 - FGB (Functional Cargo Block) Proton-K Launch (1st Element of the International Space Station), Successful
Nov 20 - Asteroid 532 Herculina Occults PPM 709785 (9.8 Magnitude Star)
Nov 20 - Asteroid 1998 XM4 Closest Approach To Earth (1.218 AU)
Nov 20 - Asteroid 4300 (1955 SG1) Closest Approach To Earth (1.234 AU)
Nov 20 - Asteroid 7705 (1993 FU7) Closest Approach To Earth (1.397 AU)
Nov 20 - Mars Surveyor 98 Lecture, Pasadena, California
Nov 21 - Comet Giacobini-Zinner Perihelion (1.034 AU)
Nov 21 - Asteroid 45 Eugenia Occults SAO 94447 (8.4 Magnitude Star)
Nov 22 - Galileo, Europa 18 Flyby
Nov 22 - Bonum-1 Delta 2 Launch, Successful
Nov 22 - Asteroid 1998 VF32 Near-Earth Flyby (0.041 AU)
Nov 22 - Asteroid 1998 WA4 Closest Approach To Earth (0.490 AU)
Nov 22 - Asteroid 9172 (1989 OB) Closest Approach To Earth (0.811 AU)
Nov 22-27 - 1st Euro-Asian Space Week on Space Cooperation, Singapore
Nov 23 - Asteroid 3753 Cruithne Near-Earth Flyby (0.313 AU)
Nov 23 - Asteroid 7801 Goretti Closest Approach To Earth (1.401 AU)
Nov 24 - Asteroid 1998 VN Near-Earth Flyby (0.070 AU)
Nov 24 - Asteroid 1865 Cerberus Near-Earth Flyby (0.1634 AU)
Nov 24 - Asteroid 7050 (1982 FE3) Closest Approach To Earth (2.286 AU)
Nov 24-25 - 12th European Thermal & ECLS Software Workshop, Noordwijk, The Netherlands
Nov 24-26 - 3rd European Symposium On Aerothermodynamics For Space Vehicles, Noordwijk, The Netherlands
Nov 25 - Asteroid 1996 FG3 Near-Earth Flyby (0.0384 AU)
Nov 25 - Asteroid 1998 XE12 Near-Earth Flyby (0.343 AU)
Nov 25 - Asteroid 1997 BQ Closest Approach To Earth (1.241 AU)
Nov 25 - Asteroid 7017 Uradowan Closest Approach To Earth (1.438 AU)
Nov 26 - Asteroid 5 Astraea at Opposition (9.8 Magnitude)
Nov 26 - Asteroid 1998 WP5 Near-Earth Flyby (0.312 AU)
Nov 26 - Asteroid 1995 EK1 Closest Approach To Earth (0.709 AU)
Nov 26 - Asteroid 1627 Ivar Closest Approach To Earth (1.209 AU)
Nov 27 - Comet Giacobini-Zinner Closest Approach To Earth (0.850 AU)
Nov 27 - Asteroid 1998 WT7 Near-Earth Flyby (0.226 AU)
Nov 27 - Asteroid 1998 WC2 Closest Approach To Earth (0.447 AU)
Nov 27 - Asteroid 7344 Summerfield Closest Approach To Earth (1.801 AU)
Nov 28 - Moon Occults Jupiter
Nov 28 - Mercury Passes 0.25 Degrees From Venus
Nov 28 - Asteroid 1998 VD32 Near-Earth Flyby (0.044 AU)
Nov 28 - Asteroid 42 Isis at Opposition (10.6 Magnitude)
Nov 28 - Asteroid 1989 UR Near-Earth Flyby (0.058 AU)
Nov 28 - Asteroid 1998 SA15 Near-Earth Flyby (0.151 AU)
Nov 28 - Comet P/1997 T3 (Lagerkvist-Carsenty) Closest Approach To Earth (3.457 AU)
Nov 28 - Kuiper Belt Object 1997 UF25 At Opposition (43.905 AU - 25.5 Magnitude)
Nov 28 - Kuiper Belt Object 1997 UG25 At Opposition (42.320 AU - 24.8 Magnitude)
Nov 28 - Kuiper Belt Object 1994 VK8 At Opposition (42.519 AU - 22.9 Magnitude)
Nov 28 - Solar Eclipse Lecture, Washington DC
Nov 28 - 15th Anniversary (1983), STS-9 Launch (Columbia), 1st Flight of Spacelab (ESA)
Nov 29 - Asteroid 1 Ceres at Opposition (7.0 Magnitude)
Nov 29 - Asteroid 1998 UT18 Near-Earth Flyby (0.060 AU)
Nov 29 - Asteroid 6265 (1985 TW3) Closest Approach To Earth (1.233 AU)
Nov 29 - Asteroid 1992 RN1 Closest Approach To Earth (1.486 AU)
Nov 30-Dec 05 - Euroconference: The Evolution of Galaxies on Cosmological Timescales, Puerto de la Cruz, Tenerife, Spain

December 1998

Dec 01-03 - Origin of the Earth & Moon Conference, Monterey, California
Dec 01-03 - 5th ESA Workshop On Advanced Space Technologies for Robotics and Automation, Noordwijk, The Netherlands
Dec 02 - Asteroid 1998 XN17 Near-Earth Flyby (0.097 AU)
Dec 02 - Asteroid 4268 Grebenikov Closest Approach To Earth (1.195 AU)
Dec 02 - Asteroid 6877 Giada Closest Approach To Earth (1.346 AU)
Dec 02 - Kuiper Belt Object YY3 at Opposition (29.786 AU - 23.3 Magnitude)
Dec 02 - Mercury at Perihelion
Dec 02 - Workshop On Exploiting The Opportunities Of Space, Vienna, Austria
Dec 02 - 10th Anniversary (1988), STS-27 Launch (Atlantis), DOD Classified Mission
Dec 02 - 5th Anniversary (1993), STS-61 Launch (Endeavour), 1st Hubble Space Telescope Servicing Mission
Dec 03 - Cassini, Deep Space Maneuver (TCM-5), Successful
Dec 03-04 - 3rd Annual AGN Workshop, Canberra, Australia
Dec 04 - STS-88 Launch, Endeavour, 1st Space Station Assembly Flight, MightySat I, SAC-A, Successful
Dec 04 - Venus Occults 185332 (7.8 Magnitude Star)
Dec 04 - Asteroid 1998 XN2 Near-Earth Flyby (0.099 AU)
Dec 04 - Asteroid 1866 Sisypus Near-Earth Flyby (0.338 AU)
Dec 04 - Asteroid 1998 YO4 Closest Approach To Earth (1.014 AU)
Dec 04 - Asteroid 8507 (1991 CB1) Closest Approach To Earth (1.155 AU)
Dec 04 - Asteroid 7172 Multatuli Closest Approach To Earth (1.339 AU)
Dec 04 - Asteroid 2915 Moskvina Closest Approach To Earth (1.530 AU)
Dec 04 - Gravity Wave Lecture, Greenbelt, Maryland
Dec 04 - 20th Anniversary (1978), Pioneer Venus, Venus Orbit Insertion
Dec 04-06 - International Symposium On Solid State Detectors For The 21st Century, Nara, Japan
Dec 05 - SWAS (Submillimeter Wave Astronomy Satellite) Pegasus XL Launch, Successful
Dec 05 - SATMEX 5 Ariane 4 Launch, Successful
Dec 05 - Asteroid 1998 WB2 Near-Earth Flyby (0.017 AU)
Dec 05 - Asteroid 1998 XD12 Near-Earth Flyby (0.035 AU)
Dec 05 - Asteroid 1988 PA Closest Approach To Earth (1.683 AU)
Dec 05 - Cassini Educators Workshop, Pasadena, California
Dec 05 - 25th Anniversary (1973), Pioneer 10, (Jupiter Flyby
Dec 05-07 - Australian Space Research 8th Annual Conference, North Adelaide, Australia
Dec 06 - Comet C/1998 W2 (Hergenrother) Perihelion (1.419 AU)
Dec 06 - Asteroid 1998 YM4 Near-Earth Flyby (0.125 AU)
Dec 06 - Asteroid 3362 Khufu Near-Earth Flyby (0.364 AU)
Dec 06 - Asteroid 7543 Prylis Closest Approach To Earth (3.911 AU)
Dec 06 - 40th Anniversary (1958), Pioneer 3 Launch (Moon Flyby Mission)
Dec 06-10 - American Geophysical Union (AGU) 1998 Fall Meeting, San Francisco, California
Dec 07 - International Space Station Assembly Begins
Dec 07 - Cassini at Aphelion (1.58 AU)
Dec 07 - Comet Lovas 1 Closest Approach To Earth (0.870 AU)
Dec 07 - Asteroid 1998 VD31 Near-Earth Flyby (0.151 AU)
Dec 07 - Asteroid 1998 WM Closest Approach To Earth (0.546 AU)
Dec 07 - Asteroid 1998 WO7 Closest Approach To Earth (0.609 AU)
Dec 07 - Kuiper Belt Object WY24 At Opposition (41.005 AU - 23.0 Magnitude)
Dec 08 - Asteroid 9551 (1985 UJ) Closest Approach To Earth (0.922 AU)
Dec 08 - Asteroid 1994 SE Closest Approach To Earth (1.379 AU)
Dec 08 - Kuiper Belt Object 1998 WZ24 At Opposition (31.431 AU - 23.0 Magnitude)
Dec 08 - Kuiper Belt Object 1998 WG24 At Opposition (40.594 AU - 22.5 Magnitude)
Dec 09 - Asteroid 1998 WT30 Closest Approach To Earth (0.638 AU)
Dec 09 - Asteroid 6524 Baalke at Opposition (1.251 AU - 15.0 Magnitude)
Dec 09 - 20th Anniversary (1978), Pioneer Venus 2 Landing on Venus
Dec 09-11 - Conference On Cosmological Contraints On X-Ray Clusters, Strasbourg, France
Dec 10 - Nadezhda/Astrid-2 Cosmos Launch, Successful
Dec 10 - Asteroid 6054 Ghiberti Closest Approach To Earth (1.550 AU)
Dec 10 - Asteroid 1916 Boreas Closest Approach To Earth (1.687 AU)
Dec 11 - Mars Climate Orbiter Delta 2 Launch, Successful
Dec 11 - Asteroid 52 Europa at Opposition (10.2 Magnitude)
Dec 11 - Asteroid 245 Vera Occults SAO 77824 (10.2 Magnitude Star)
Dec 11 - Asteroid 3122 Florence Closest Approach to Earth (1.092 AU)
Dec 11 - Asteroid 3772 Piaf Closest Approach To Earth (2.191 AU)
Dec 12 - Asteroid 7480 Norwan Near-Earth Flyby (0.360 AU)
Dec 12 - Kuiper Belt Object 1995 WY2 at Opposition (46.432 AU - 23.7 Magnitude)
Dec 13 - Geminids Meteor Shower Peak
Dec 13 - Comet C/1998 W1 (Spahr) Closest Approach To Earth (0.846 AU)
Dec 13 - Asteroid 6318 Cronkite Closest Approach To Earth (0.588 AU)
Dec 13 - Asteroid 6326 (1991 FJ1) Closest Approach To Earth (1.451 AU)
Dec 14 - Asteroid 1998 WZ1 Near-Earth Flyby (0.132 AU)
Dec 14 - Asteroid 4957 Brucemurray Closest Approach to Earth (0.718 AU)
Dec 14 - Asteroid 3288 Seleucus Closest Approach To Earth (1.439 AU)
Dec 14 - Cosmology Topology In Paris, Paris, France
Dec 14-18 - 19th Texas Symposium On Relativistic Astrophysics, Paris, France
Dec 15 - Asteroid 4450 Pan Closest Approach To Earth (1.230 AU)
Dec 16 - Space Shuttle Endeavour Returns To Earth (STS-88), Successful
Dec 16 - Asteroid 1999 AR7 Closest Approach To Earth (0.647 AU)
Dec 16 - Asteroid 5189 (1990 UQ) Closest Approach To Earth (1.163 AU)
Dec 17 - Comet C/1998 Y2 (Li) Perihelion (2.519 AU)
Dec 17 - Asteroid 5402 Kejosmith Closest Approach To Earth (1.021 AU)
Dec 17 - Galileo Europa Mission Lecture, Pasadena, California
Dec 17 - 95th Anniversary (1903), Wright Brothers' 1st Airplane Flight
Dec 18 - Nozomi (Planet-B), 2nd Moon Flyby
Dec 18 - Galileo, Orbital Trim Maneuver #57 (OTM-57)
Dec 18 - Asteroid 1998 WU24 Closest Approach To Earth (1.414 AU)
Dec 18 - Asteroid 1993 RR2 Closest Approach To Earth (2.268 AU)
Dec 18 - Galileo Europa Mission Lecture, Pasadena, California
Dec 18 - 5th Anniversary (1993), Thaicom 1 Launch (1st Thailand Satellite)
Dec 18 - 40th Anniversary (1958), Score Launch (1st Telecommunication Satellite)
Dec 19 - Iridium Long March 2C/SD Launch, Successful
Dec 19 - Asteroid 1998 WQ5 Closest Approach To Earth (1.045 AU)
Dec 19 - Asteroid 6985 (1994 UF2) Closest Approach To Earth (1.226 AU)
Dec 19 - Asteroid 7202 (1995 DX1) Closest Approach To Earth (1.541 AU)
Dec 19 - Asteroid 6979 Shigefumi Closest Approach To Earth (1.860 AU)
Dec 19 - Asteroid 4559 Strauss Closest Approach To Earth (2.013 AU)
Dec 20 - NEAR, (RND-1), Aborted
Dec 20 - Nozomi (Planet-B), Earth Gravity Assist, Failed
Dec 20 - Mercury At Its Greatest Western Elongation (21 Degrees)
Dec 20 - Asteroid 3352 McAuliffe Near-Earth Flyby (0.396 AU)
Dec 20 - Asteroid 1998 XB9 Closest Approach To Earth (0.531 AU)
Dec 20 - 1st Day Of Ramadan
Dec 21 - Mars Climate Orbiter, Trajectory Correction Maneuver #1 (TCM-1), Successful
Dec 21 - Panamsat-6B Ariane 4 Launch, Successful
Dec 21 - Comet C/1998 Y1 (LINEAR) Closest Approach To Earth (0.862 AU)
Dec 21 - Comet C/1998 U5 (LINEAR) Perihelion (1.236 AU)
Dec 21 - 20th Anniversary (1978), Venera 12 Venus Flyby/Landing
Dec 21 - 30th Anniversary (1968), Apollo 8 Launch
Dec 22 - Winter Solstice, 01:55 UT
Dec 22 - Ursids Meteor Shower Peak
Dec 22 - Comet Shoemaker-Levy 7 Closest Approach to Earth (1.103 AU)
Dec 22 - Asteroid 245 Vera Occults SAO 77608 (8.8 Magnitude Star)
Dec 23 - NEAR, Eros Flyby, Successful
Dec 23 - Cassini, Probe Checkout #3
Dec 23 - Comet C/1998 G1 (LINEAR) Closest Approach to Earth (1.982 AU)
Dec 23 - Asteroid 1998 WT24 Near-Earth Flyby (0.200 AU)
Dec 24 - Asteroid 49 Pales Occults PPM 206242 (9.5 Magnitude Star)
Dec 24 - Asteroid 1998 XC9 Near-Earth Flyby (0.359 AU)
Dec 24 - Asteroid 7894 (1994 XC1) Closest Approach To Earth (1.754 AU)
Dec 25 - Moon Occults Jupiter
Dec 25 - Asteroid 1999 BO Near-Earth Flyby (0.268 AU)
Dec 25 - Comet C/1999 A1 (Tilbrook) Near-Earth Flyby (0.315 AU)
Dec 25 - Asteroid 1998 WZ6 Near-Earth Flyby (0.284 AU)
Dec 25 - Asteroid 5164 Mullo Closest Approach To Earth (0.966 AU)
Dec 25 - Asteroid 5721 (1984 SO5) Closest Approach To Earth (1.545 AU)
Dec 25 - 20th Anniversary (1978), Venera 11 Venus Flyby/Landing
Dec 26 - Asteroid 7474 (1992 TC) Closest Approach To Earth (0.577 AU)
Dec 26 - Asteroid 7709 (1994 RN1) Closest Approach To Earth (1.438 AU)
Dec 27 - Galileo, Orbital Trim Maneuver #58 (OTM-58)
Dec 27 - Asteroid 1998 YW3 Closest Approach To Earth (0.608 AU)
Dec 27 - Asteroid 1998 QT60 Closest Approach To Earth (0.766 AU)
Dec 28 - Asteroid 1998 XA5 Near-Earth Flyby (0.134 AU)
Dec 28 - Asteroid 1998 YB8 Near-Earth Flyby (0.311 AU)
Dec 28 - Asteroid 7072 Beijingdaxue Closest Approach To Earth (1.710 AU)
Dec 29 - Asteroid 132 Aethra At Opposition (10.9 Magnitude)
Dec 29 - Asteroid 67 Asia At Opposition
Dec 29 - Asteroid 1998 XD9 Near-Earth Flyby (0.364 AU)
Dec 30 - Glonass Proton Launch (Russia), Successful
Dec 31 - Leap Second Added To World's Clocks
Dec 31 - Asteroid 7201 (1994 UF1) Closest Approach To Earth (1.238 AU)

Please direct questions and comments about this calendar to
Ron Baalke
Jet Propulsion Lab

ron@jpl.nasa.gov

Space Calendar - 1998

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