Across
- 3. beyond the dwarf planets
- 4. belt asteroids between Mars and Jupiter
- 5. a shooting star
- 7. two distinctive parts in a comet
- 8. rock moving in the solar system
- 9. made of ice and dust
Down
- 1. a meteor hitting the Earth's surface
- 2. break down
- 4. small chunks of rock orbiting the Sun
- 6. an oval orbit