Across
- 2. closest to sun
- 5. second from sun
- 10. Furthest from sun
- 11. small rocky object that orbits the sun
- 12. Planet with rings
Down
- 1. something that makes us stay standing instead of floating
- 3. penetrates earth's atmosphere
- 4. ice giant
- 6. star closest to earth
- 7. only two moons
- 8. where we live
- 9. plasma sphere