Across
- 6. The four planets closest to the sun
- 7. Dirty snowballs mostly mad out of ice and rock
- 8. Not really considered planets
- 9. A piece of dust or rock
- 10. An object in space that emits energy and form light
Down
- 1. When it strikes earth
- 2. Very large planets and don't have a solid surface
- 3. planets that are farther from the sun
- 4. Its gravity hold all of the planets
- 5. it is burning as it enters into the earth's atmosphere