Across
- 5. The universe
- 8. The largest planet in our galaxy
- 10. The final planet in the solar system
- 12. The coldest planet in our galaxy
Down
- 1. Used to be a planet
- 2. The smallest planet in the solar system
- 3. The red planet
- 4. Our galaxy
- 6. The planet with the rings
- 7. The only known planet to have life
- 9. The hottest planet in galaxy
- 11. The closest star to us