Across
- 3. furthest planet from the Sun
- 9. planets orbit ___________
- 10. "force" that brings gasses together, forming a star
- 11. all planets have an inclination of ______ degrees or less
- 12. beginning stages of a star
- 15. collection of asteroids between Mars and Jupiter
- 16. sphere of comets and other small(er) objects furthest from the Sun
Down
- 1. collection of asteroids and dwarf planets outside of the planets
- 2. Closest planet to the Sun
- 4. process that creates a protostar from gasses
- 5. abundant gasses in the universe
- 6. debris of rock that collect together to form planets
- 7. rocky planets
- 8. rising ________ clears the gasses from the inner solar system
- 10. jovian planets form from ___ accretion.
- 13. gas giants
- 14. clouds of gas where stars form