Across
- 2. name for the russian space program
- 5. first space capsule for human flight
- 6. first spacecraft to land on venus
- 7. First soft landing
- 8. first human to conduct a space walk
- 12. mars probe program
- 14. First Modular space station
- 15. Earth's first artificial satellite
- 17. The use of rockets
- 19. a rocket that uses multiple stages
Down
- 1. a person trained for space
- 3. artificial satellite
- 4. a series of communication satellites
- 7. poor dog that died for SSSR
- 9. first space rover
- 10. the race to space
- 11. First human in space
- 13. first intercontinental missile
- 16. Soviet's first liquid-fueled rocket
- 18. highly secret space station program