Across
- 2. theoretic shell of icy objects that surrounds the solar system
- 8. red desert planet
- 9. The smallest planet
- 10. A planet with a bunch of rings
- 11. a planet we live on
- 12. massive glowy things in the sky
- 14. massive hot star, it gives us light
- 17. donut shaped ring of icy bodies
- 18. suit warn for going into space
- 19. long tail
- 20. catered thing, Earth has 1
Down
- 1. a region of spacetime with incredibly strong gravity
- 3. You need it to survive in space
- 4. massive gravitationally bound system
- 5. “icy giant”
- 6. earths “twin” in size
- 7. “Gas giant”
- 13. rocky object that orbits the sun
- 15. farthest planet from the sun.
- 16. A streak of light in the sky.