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Solar System Exploration at 50
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Robotic Firsts

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Sputnik 1 Explorer 1 Luna 1 Luna 2 Luna 3 Pioneer 5 Mariner 2 Mariner 4 Luna 9 Venera 3 Luna 10 Lunar Orbiter 1 Venera 4 Surveyor 6 Zond 5 Surveyor 3 Luna 16 Lunokhod 1 Venera 7 Mariner 9 Mars 2 Mars 3 Pioneer 10 Pioneer 10 Mariner 10 Venera 9 Helios 2 Viking 1 ISEE-3 Voyager 1 Voyager 1 Pioneer 11 Venera 13 Pioneer 10 Vega 1 ISEE-3 Voyager 2 Giotto Voyager 2 Voyager 1 Hubble Galileo Giotto Hiten Galileo Galileo Ulysses Galileo Galileo Prove Galileo Mars Pathfinder Sojourner Voyager 1 Lunar Prospector NEAR NEAR Deep Space 1 Stardust Stardust Cassini Genesis Voyager 1 Spirit Huygens Deep Impact Stardust Opportunity Hayabusa MESSENGER MSL/Curiosity Rosetta Dawn New Horizons Juno Robotic Firsts
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Favorite Historical Moments

Steve Vance
Steve Vance
"[T]he Galileo mission returned powerful science results despite all the difficulties."
more more on this favorite historical moment
William Borucki
William Borucki
"I find significant the missions and discoveries that have helped ... us understand the extent of life in our Universe and its formation."
more more on this favorite historical moment


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