Across
- 7. A group of stars that look like a picture
- 8. Many "stars" that "fall" together
- 11. Where gravity is so strong, nothing can escape
- 12. A meteor that "falls" in the sky
Down
- 1. take off
- 2. extraterrestrial
- 3. turn around
- 4. 7th planet in the Solar System
- 5. A ring of asteroids between Mars and Jupiter
- 6. dwarf planet at the end of our Solar System
- 9. field of science that studies matter, energy and force
- 10. A ball of ice with a gas tail