Across
- 3. — A system of stars
- 4. — Absence of light in space
- 8. — A space object with tail
- 10. — Head protection for astronauts
- 11. — The universe beyond Earth
- 12. — The path of a planet
Down
- 1. — Force that pulls objects together
- 2. — A large object orbiting a star
- 5. — A vehicle used to travel in space
- 6. — A creature from another planet
- 7. — A glowing object in space
- 9. — Earth’s natural satellite