The race for space between the U.S. and the USSR was more than just another contest. Test your knowledge about The Great Space Race at HowStuffWorks.
- How will we colonize other planets?
- Great Moments in Space Exploration Quiz
- Outdated Astronomical Theories
- Apollo Mission Pictures
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- Sparrow, Giles. "Spaceflight: The Complete Story from Sputnik to Shuttle -- and Beyond." Dorling Kindersley Limited. 2007.
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