Space race

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Across
  1. 2. Soviet leader last name
  2. 6. First dog in space
  3. 8. First U.S. satellite
  4. 9. first human to orbit earth (last name)
  5. 10. first intercontinental ballistic missile
Down
  1. 1. First American in space (last name)
  2. 3. First successful U.S. satellite
  3. 4. companion What did sputnik mean
  4. 5. First satellite in space
  5. 7. National Aeronautics and Space Administration