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  1. How Space Shuttles Work - HowStuffWorks

  2. The Space Shuttle - NASA

  3. Space shuttle | Names, Definition, Facts, & History | Britannica

  4. Space Shuttle - Wikipedia

  5. The Aeronautics of the Space Shuttle - NASA

  6. how it works - NASA

  7. Space Shuttle, the World’s First Reusable Spacecraft

  8. Space Shuttle – Definition & Detailed Explanation - Sentinel Mission

  9. Space Shuttle - NASA