Across
- 1. - Soviet spacecraft program
- 3. Likes to chase mice
- 4. - US space program for two astronauts
- 7. Large marsupial
- 8. - US unmanned spacecraft program
- 10. - US rocket program
- 11. - Soviet unmanned moon exploration program
- 14. - First US space station
- 16. - Soviet manned spacecraft program
- 17. Has a trunk
- 18. Man's best friend
Down
- 2. - First artificial satellite
- 4. - First human in space
- 5. - Soviet/Russian space station
- 6. - Soviet unmanned Venus exploration progra
- 9. - First animal in orbit
- 10. - First privately sponsored satellite
- 12. - US moon landing program
- 13. - US lunar probes program
- 15. Flying mammal