Across
- 2. rocky hard planets
- 3. Pluto is a
- 9. a group of stars as observed by Earth
- 10. object that makes its own light
Down
- 1. between Mars and Jupiter
- 4. gaseous and liquid planets
- 5. small icy debris past our solar system
- 6. shooting stars
- 7. a large celestial object that travels around a star
- 8. small objects beyond Neptune's orbit