Space Race achievements

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Across
  1. 2. Extravehicular activity
  2. 3. Manned spacecraft section
  3. 4. Pertaining to the moon
  4. 5. Circular path of a satellite
  5. 8. Soviet spacecraft series
  6. 9. First human in space
  7. 12. Initial U.S. manned space program
  8. 13. Spacecraft touching down
Down
  1. 1. Moon landing program
  2. 2. First artificial satellite
  3. 4. First living being in space
  4. 6. Mars exploration vehicle
  5. 7. International Space Station
  6. 10. U.S. two-astronaut program
  7. 11. Data transmission from space