Across
- 3. The seventh planet in the solar system
- 5. A giant group of stars
- 9. A very large star that explodes
- 10. The spinning movement of a planet
- 12. The planet known for its rings
- 14. The farthest planet from the Sun
Down
- 1. The place where stars are born
- 2. The hottest planet in the solar system
- 4. The layer of gases around the Earth
- 5. The force that pulls things down
- 6. The closest planet to the Sun
- 7. The planet called the Red Planet
- 8. The star at the center of the solar system
- 11. The dark center of a collapsed star
- 13. The largest planet in the solar system