Across
- 2. the thing that comes out of the sun
- 4. rumored to live on other planets
- 5. center of every solar system
- 7. expert or student in astronomy.
- 10. round solid black thing
- 13. another word for meteor
- 14. we live here
Down
- 1. 8th planet from the sun
- 3. people who research the conditions of a planet
- 6. something cold that can be found on other planets
- 8. thing we use to get into space
- 9. famous chocolate bar
- 11. another word for asteroid
- 12. the sun is very ...