Across
- 3. The part of the comet that is the main "core"
- 5. a rock that burns up in the earth's atmosphere
- 8. The result of a comet that comes close to the sun
- 9. a meteor that hits the ground
- 11. The place in the solar system that far away comets form or robot
Down
- 1. The place in the solar system where more inner comets form
- 2. an irregular shaped rock that orbits the sun, but is too small to be dubbed a planet
- 4. The resulting impact of a meteorite
- 6. A ball of frozen gases, ice, dust, and rock
- 7. A piece broken off an asteroid
- 10. The object that all objects in the solar system revolve around