Across
- 3. hole An area in space that has a strong gravitational force
- 4. A strong force that pulls objects closer to the other object
- 6. Natural satellites that orbit around a planet
- 7. An instance of revolting
- 8. Earth's "sister" planet
- 10. The hottest planet
- 12. The largest planet in our solar system
- 13. Planet with the most rings
- 17. An area in space made of dust and gas
- 18. The center of our solar system
Down
- 1. A celestial body that orbits around a star
- 2. A giant ball of fire and gas
- 5. belt A group of asteroids that orbit around the sun
- 6. The red planet
- 7. The action of rotating around on an axis
- 9. A gas planet
- 11. The furthest planet from the sun
- 14. An imaginary line in which a body rotates on
- 15. The curved path of a celestial body around a star
- 16. The water planet