NASA's greatest achievement was landing men on the moon, via the spacecraft Apollo 11, on July 20, 1969. It took eight years after President Kennedy's announcement of the project to realize the goal. The first man to take the first step on the moon, Neil Armstrong, uttered his famous words, "One small step for man, one giant leap for mankind." After this mission, there were five more to the moon.
Why are inflatables important for space travel?
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How does the Space Imaging Telescope Spectrograph (STIS) work?
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What's happening after the Space Shuttle Program?
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