The Planetary Society

9 facts cite this source

Space Space Exploration

Apollo 17 made the last crewed landing on the Moon

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Space Space Exploration

Apollo 17 splashed down, ending the Apollo Moon program

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Space Space Exploration

Lunar Orbiter 1 took the first photo of Earth from the Moon

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Space Space Exploration

NASA launched the Juno probe to Jupiter

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Space Space Exploration

NASA launched the Viking 1 Mars mission

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Space Space Exploration

The Space Shuttle returned to flight after Challenger

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Space Space Exploration

Viking 1 made the first successful US landing on Mars

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Space Space Exploration

Voyager 1 takes the 'Pale Blue Dot' photo

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Space Space Exploration

Yuri Gagarin became the first human in space

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