Across
- 2. The moon is held onto Earth by its gravitational pull
- 3. Our Solar Systems largest moon
- 6. This celestial object is slightly lemon-shaped
- 7. The part of the universe we can see is called the _________ universe
- 8. The layer of Earth's atmosphere where meteorites burn up
- 9. Included in our solar system, located past Neptunes orbit
- 11. These planet's rings are 90% water
- 12. This is the most accepted theory about how the solar system began
- 13. The largest volcano in our solar system called "Olympus Mons" is located on this planet
Down
- 1. The region in space between Mars and Jupiter
- 4. These are what many people call "Shooting Stars"
- 5. The shape of our galaxy
- 6. This planet has a small tail made of sodium
- 7. The is a spherical shell that surronds our solar system
- 8. Our solar system orbits the center of this
- 10. Saturn's biggest moon, is the only moon that has an atmosphere.