Across
- 5. The first planet
- 8. The biggest planet
- 9. The coldest planet
- 10. The planet with rings
- 12. The moon has eight of these
- 13. Getting bigger
Down
- 1. The moon does this around Earth
- 2. The seventh planet
- 3. The red planet
- 4. The planet we live on
- 5. Earth has one
- 6. All planets orbit this
- 7. The hottest planet
- 11. Getting smaller
