Across
- 3. smallest planet in the solar system
- 5. on its side
- 7. earth's best friend
- 9. largest planet in the solar system
- 10. has rings
Down
- 1. farthest from the sun
- 2. in the middle of the solar system
- 4. used to be a planet, but isn't anymore
- 6. the temperature on this planet is 900 degrees C
- 7. the red planet
- 8. this planet is the only one that has life