Space Exploration

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Across
  1. 3. - Mars rover
  2. 5. - International Space Station
  3. 7. - Space probes exploring the outer planets
  4. 9. - Space shuttle disaster
Down
  1. 1. - First artificial satellite
  2. 2. - Rocket used in Apollo missions
  3. 4. - NASA's first manned space program
  4. 6. - NASA's second manned space program
  5. 8. - NASA's moon missions
  6. 10. - Space telescope