This page lists the space probes that have explored our solar system. They are listed by major program. Programs that were solely for lunar exploration (Luna, Ranger, Surveyor, Lunar Orbiter, and Apollo) have not been included on this page.
Probe Destination Launch Arrival Result Mariner 1 Venus 07/22/62 07/22/62 Crashed into the Atlantic Mariner 2 Venus 08/27/62 12/14/62 Successful Fly-By Mariner 3 Mars 11/05/64 11/05/64 Failed shortly after Launch Mariner 4 Mars 11/28/64 07/14/65 Successful Fly-By Mariner 5 Venus 06/14/67 10/19/67 Successful Fly-By Mariner 6 Mars 02/24/69 07/31/69 Successful Fly-By Mariner 7 Mars 03/27/69 08/05/69 Successful Fly-By Mariner 8 Mars 05/08/71 06/08/71 Crashed into the Atlantic Mariner 9 Mars 05/30/71 11/13/71 Successful Orbiter Mariner 10 Venus 11/03/73 02/05/74 Successful Fly-By/Gravity Assist Mercury 03/29/74 Successful Fly-By #1 09/21/74 Successful Fly-By #2 03/16/75 Successful Fly-By #3 Viking 1 Mars 08/20/75 06/ /76 Successful Orbiter 07/20/76 Successful Lander Viking 2 Mars 09/0 /75 08/ /76 Successful Orbiter 09/ /76 Successful Lander Voyager 1 Jupiter 09/0 /77 03/ /79 Successful Fly-By/Gravity Assist Saturn 11/ /80 Successful Fly-By Voyager 2 Jupiter 08/20/77 07/ /79 Successful Fly-By/Gravity Assist Saturn 08/ /81 Successful Fly-By/Gravity Assist Uranus 01/2 /86 Successful Fly-By/Gravity Assist Neptune 08/24/89 Successful Fly-By Magellan Venus Successful Orbiter Gallileo Venus Successful Fly-By Earth Successful Fly-By Gaspra Successful Fly-By Earth Successful Fly-By Ida Successful Fly-By Jupiter Successful Orbiter Successful Probe Mars Observer Mars Failed on Arrival Cassini Saturn Planned Orbiter
Probe Destination Launch Arrival Result Pioneer 1 Moon 10/11/58 10/13/58 Failed to reach Moon Pioneer 2 Moon 11/08/58 11/08/58 Failed to reach Moon Pioneer 3 Moon 12/06/58 12/06/58 Failed to reach Moon Pioneer 4 Moon 03/03/59 03/04/58 Fly-By/Orbit insertion failed Pioneer 5 Sun 03/11/60 Solar Orbit Pioneer 6 Sun 12/16/65 Solar Orbit/Solar Observatory Pioneer 7 Sun 08/17/66 Solar Orbit/Solar Observatory Pioneer 8 Sun 12/12/67 Solar Orbit/Solar Observatory Pioneer 9 Sun 11/08/68 Solar Orbit/Solar Observatory Pioneer E Sun 08/27/69 Crashed into Atlantic Pioneer 10 Jupiter 03/02/72 12/03/73 Successful Fly-By Pioneer 11 Jupiter 04/05/73 12/ /74 Successful Fly-By/Gravity Assist Saturn 09/06/79 Successful Fly-By Pioneer 12 Venus 05/ /78 12/ /78 Successful Orbiter Pioneer 13 Venus 08/ /78 12/ /78 Successful Mulitprobe (5)
Probe Destination Launch Arrival Result NEAR Mathilda 02/23/96 Planned Fly-By Eros Planned Orbiter Pathfinder Mars 11/ /96 Planned Landing Sojurner Mars 11/ /96 Planned Rover Prospector Moon Planned Orbiter Starfinder Comet Planned Fly-By/Sample Return
Probe Destination Launch Arrival Result ISEE 2 (ICE) L3 Lagranese Station Moon Fly-By/Gravity Assist Comet G/Z Sucessful Fly-By C Halley Distant Fly-By Clementine 1 Moon Successful Orbiter Geographos Failed to leave Earth orbit Mars Surveyor Mars Planned Orbiter Clementine 2 Asteroid Planned Fly-By/Probe Asteroid Planned Fly-By/Probe
The Soviet Union/Russia
The Venera Series
Probe Destination Launch Arrival Result Venera 1 Venus 02/12/61 05/20/61 Failed enroute Venera 2 Venus 11/12/65 02/27/66 Failed on arrival Venera 3 Venus 11/16/65 03/01/66 Crashed on Venus Venera 4 Venus 06/12/67 10/17/67 Atmosphere Probe/Failed before landing Venera 5 Venus 01/05/69 05/16/69 Atmosphere Probe/Failed before landing Venera 6 Venus 01/10/69 05/17/69 Atmosphere Probe/Failed before landing Venera 7 Venus 08/17/70 12/15/70 Successful Lander Venera 8 Venus 03/27/72 07/22/72 Successful Lander Venera 9 Venus 06/08/75 10/ /75 Successful Orbiter/Lander Venera 10 Venus 06/14/75 10/ /75 Successful Orbiter/Lander Venera 11 Venus Venera 12 Venus Venera 13 Venus Venera 14 Venus Venera 15 Venus Venera 16 Venus Vega 1 Venus C Halley Vega 2 Venus C Halley
The Mars Series
Probe Destination Launch Arrival Result Mars 1 Mars 11/01/62 03/31/63 Failed enroute Mars 2 Mars 05/19/71 11/27/71 Successful Orbiter/Crashed on Mars Mars 3 Mars 05/28/71 12/02/71 Successful Orbiter/Failed after landing Mars 4 Mars 07/21/73 02/ /74 Fly-By/Orit insertion failed Mars 5 Mars 07/25/73 02/ /74 Successful Orbiter Mars 6 Mars 08/05/73 03/ /74 Atmosphere Probe/Failed before landing Mars 7 Mars 08/09/73 03/ /74 Lander missed Mars Phobos 1 Mars Phobos Phobos 2 Mars Phobos Mars'96 Mars Mars'98 Mars
The Zond Series
Probe Destination Launch Arrival Result Zond 1 Venus 04/02/64 08/ /64 Failed enroute Zond 2 Mars 11/30/64 / /65 Failed enroute Zond 3 Moon 07/18/65 07/20/65 Successful Fly-By Mars Orbit Simulated Mars fly-by Zond 4 Moon 03/02/68 03/03/68 Failed to leave Earth orbit Zond 5 Moon 09/14/68 09/20/68 Successful Circumlunar/Return to Earth Zond 6 Moon 11/10/68 11/16/68 Successful Circumlunar/Return to Earth Zond 7 Moon 08/08/69 08/14/69 Successful Circumlunar/Return to Earth Zond 8 Moon 10/20/70 10/26/70 Successful Circumlunar/Return to Earth
Other Countries
ESA: Europe
Probe Destination Launch Arrival Result Helios 1 Sun 12/10/74 Successful Close Approach Helios 2 Sun 01/ /76 Successful Close Approach Giotto C Halley Successful Fly-By Ulysses Sun Successful Polar Orbiter Huygens Titan Planned Probe
NASDA: Japan
Probe Destination Launch Arrival Result Sakigake C Halley Distant Fly-By Suisei C Halley Successful Fly-By Hiten Moon Successful Orbiter Planet B Mars Planned Orbiter