Across
- 5. - U.S. space agency.
- 6. - Star system.
- 7. - Spacecraft.
- 9. - Mars explorer.
- 10. - Star gazing.
- 11. - Space rock.
- 14. - Relating to sun
- 17. - Star nursery.
- 19. - Universe.
- 21. - Ice body.
- 23. - First satellite.
- 24. - Celestial event.
Down
- 1. - Space traveler.
- 2. - Space probe.
- 3. - Space telescope.
- 4. - Bright object.
- 8. - Shooting star.
- 12. - Path around.
- 13. - Space station.
- 15. - Takeoff.
- 16. - Propelled vehicle.
- 18. - Moon missions.
- 20. - Red planet.
- 22. - Lunar surface.
