Across
- 2. The natural satellite of Earth
- 6. A person who travels in space
- 7. A vehicle that travels into space
- 8. The path a planet follows around the Sun
- 9. A rocky object that burns in Earth’s atmosphere
- 11. A large group of stars, dust, and gas
- 12. The closest planet to the Sun
- 13. The star at the center of our solar system
Down
- 1. Frozen rock and dust that forms a tail near the Sun
- 3. The planet known for its rings
- 4. The biggest planet in our solar system
- 5. The force that keeps planets in orbit
- 9. The planet famous for its red color
- 10. The blue planet (our home)
- 12. The red planet