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