Across
- 2. A large ball of rock or gas that orbits a star
- 4. The place where we live
- 7. A creature from another planet
- 11. A Russian astronaut
- 14. The 'I' in the 'ISS'
- 16. What astronauts wear to protect themselves in space
Down
- 1. ___ gravity makes you float
- 3. A tool to see faraway things in space
- 5. The part of a suit that protects the head
- 6. What water changes to in space
- 8. The USA space agency
- 9. Earth's natural satellite
- 10. A person who travels in space
- 12. A hot glowing ball of gas in space
- 13. Everything that exists
- 15. A vehicle used to travel in space