Space Exploration

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Across
  1. 1. program that put humans on the Moon. (APOLLO)
  2. 3. – Vehicle used to travel into space.
  3. 5. – U.S. space agency.
  4. 6. – First artificial satellite launched in 1957.
  5. 9. – NASA program that landed humans on the Moon.
  6. 10. – The path of an object around a planet.
  7. 12. – Object that orbits a planet.
  8. 14. – First person to walk on the Moon.
Down
  1. 2. – Person trained to travel in space.
  2. 4. – First human in space.
  3. 6. – Reusable spacecraft used by NASA.
  4. 7. – Russian space traveler.
  5. 8. – Earth's natural satellite.
  6. 11. – Instrument used to observe space.
  7. 13. – International Space Station (abbreviation).