Across
- 4. closest planet from the sun
- 5. seperates the outer planets from the inner planets
- 7. only planet known to hold life
- 9. second largest planet in the solar system
- 10. Earth's twin sister
Down
- 1. duarf planet
- 2. largest planet in the solar system
- 3. last planet in the solar system
- 6. seventh planet from the Sun
- 8. 4th planet from the sun