Across
- 2. celestial planet
- 3. last of inner planets
- 4. our solar ______ has nine planets
- 7. planets Mercury,Venus,Earth,Mars are ___________
- 9. Protects the earth
Down
- 1. Earths sister
- 2. closest planet to the sun
- 5. planets orbit around it
- 6. Only planet with life
- 8. planets go around the sun