Across
- 4. the smallest planet in our solar system
- 5. the planet that has rings
- 6. the 7th planet from the sun
- 8. a dwarf planet
- 9. the largest planet
Down
- 1. the only planet with known life
- 2. the center of the solar system
- 3. the second brightest natural object in the sky after the moon
- 4. the red planet
- 7. the most distant planet in our solar system