NASA's Space Shuttle Program

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Across
  1. 3. the designing and building a space program and the math in it
  2. 4. how many shuttle flies
  3. 5. how many missions did NASA have
  4. 7. the last space shuttle flight
  5. 8. the American catastrophe killed seven-person crew,during re-entry
Down
  1. 1. how long did the space shuttle program lasted
  2. 2. A rocket-launched a spacecraft in space
  3. 6. the Russian catastrophe most deadly space-related incident to date
  4. 9. the first shuttle flight