Across
- 2. Smaller than Planets but big enough for their gravity to make them round
- 3. Pieces of space debris
- 7. Known as natural satelites
- 9. Known as dirty snowbals
- 10. He proved gravity by making three laws
- 11. Leftover remains from the formation of the solar system
Down
- 1. The sun is at the center of the universe
- 4. Its gravity keeps planets orbiting around it
- 5. Space debris that reaches Earths surface
- 6. The earth is at the center of the universe
- 7. Known as shooting stars
- 8. The outer planets