Across
- 2. The only planet that is not named after a Roman/Greek god
- 3. Gravitational force can pull even light
- 4. Named after the Roman/Greek god of the sea
- 6. The biggest planet in the solar system
- 8. It's the smallest planet and the closest to the sun
- 10. big chunks of rock that wiped out the dinosaurs
- 11. A collection of stars with a black hole in the middle
- 12. famous for its rings
Down
- 1. protects us from the radiation shot out of the sun
- 5. It in the middle of our solar system
- 7. It's the hottest planet
- 8. the galaxy earth belongs to
- 9. spin around the Earth