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NASA's 10 Greatest Achievements

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5 Secrets About the Soviet Space Program

5 Secrets About the Soviet Space Program

The Soviets were secretive about their space program. We're telling five of the biggest now.

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  • Apollo: Expanding Our Knowledge of the Solar System.
  • Apollo 13.
  • The Birth of NASA.
  • The Chandra Mission. Harvard-Smithsonian Center for Astro­physics.
  • Explorer 1.
  • How Hubble Space Telescope Works.
  • International Space Station: History.
  • Mars Pathfinder. NASA
  • Mercury-Redstone 3.
  • NASA.
  • Pioneer 10.
  • Russian Space History.
  • How Space Shuttles Work.
  • Truth or
  • We've Only Just Begun...

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