Across
- 3. has many rings around it made of ice and dust
- 4. spacemen
- 6. We live on it
- 7. the smallest planet in the solar system
- 8. a rocky space object
- 9. the huge space which contains all matter and energy in existence
- 11. a big ball of dirty ice and snow in outer space
- 13. a planet so big that all the other planets could fit inside it
- 15. to revolve around something
- 16. the closest planet to earth
- 18. relates to the sun
Down
- 1. relates to the moon
- 2. Very very hot
- 3. an object that moves around a larger object
- 4. all the gasses that surround a planet or star
- 5. has a moon called tritan
- 10. to turn around a center point
- 12. Comes up in the sky at night time
- 14. not a planet anymore
- 17. iron in its soil gives it its red texture