Across
- 1. the second outer planet
- 4. the first outer planet
- 7. the third closest to the sun
- 8. the second closest to the sun
- 9. the fourth closest to the sun
- 10. the closest to the sun
Down
- 2. inner planets nickname
- 3. the fourth outer planet
- 5. the third outer planet
- 6. or gas outer planets nickname