Across
- 4. color of a star that is the hottest
- 5. has big rings
- 6. big ball of gases
- 7. biggest planet in solar system
- 10. a really small (not really) planet
- 14. people who go to space
- 15. closest star
- 17. sucks stuff in it
- 19. a star goes boom
- 21. pulling the universe into it
- 22. ball that orbits planets
- 23. one of Jupiter's moons
- 24. everything
Down
- 1. galaxy that will crash into ours
- 2. telescope in space
- 3. noticable black hole in the middle, type of galaxy
- 8. black hole twice the size of milky way
- 9. force that holds solar system
- 11. swirly type of galaxy
- 12. emptiness in space, just a hypothesis
- 13. we live on
- 16. blue has rings
- 18. first moon trip name
- 20. super big red star