Across
- 2. the third planet from the sun
- 3. the sixth planet from the sun
- 6. A space rock
- 8. the second planet from the sun
- 9. the solar system we live in
- 12. 1600s, German mathematician that studied the planets orbit
- 13. the outer planets
Down
- 1. the eighth planet from the sun
- 4. the seventh plane from the sun
- 5. the fifth planet from the sun
- 7. a layer of rock orbiting the inner planets
- 10. a mass that travels through space
- 11. the fourth planet from the sun
