Across
- 2. coldest planet
- 4. the only planet that has life
- 7. _another word for sun
- 9. this planet has beautiful rings
- 10. the smallest planet in our solar system
- 12. larger planets that are made up mostly of gas
- 13. this planet is tilted on its side
- 14. all planets _ around the sun
- 15. the curved path of an object around a point in space
- 16. Earth's twin sister
Down
- 1. largest planet in the solar system
- 3. this planet is red due to the iron oxide
- 5. _are scientist who study the solar system
- 6. these planets are Mercury, Venus, Earth and Mars
- 8. Jupiter, Saturn, Uranus, Neptune
- 11. space between Mars and Jupiter that is full of asteroids