Across
- 3. a planet that is not too hot, or too cold that can support life
- 4. The Earth has how many moons
- 5. all gas giants have
- 7. a planet like object that is too small and far away to be a planet
- 9. the largest moon in our solar system
- 11. closest planet to the sun
- 13. the path an object takes around another object
Down
- 1. the hottest planet
- 2. the number of gas giants
- 6. invisible force that pushes an object towards earth
- 8. rings are made of dust and
- 10. The largest star in our solar system
- 12. what scientist use to study space