Across
- 2. Earth's natural satellite
- 3. First satellite in space
- 4. American space agency
- 6. Conflict between U.s. and USSR
- 7. Vehicle used for space travel
- 9. Person trained for space travel
Down
- 1. America's Cold War rival
- 3. Competition to explore space
- 5. Program that landed on the moon
- 8. President who supported moon mission