Across
- 2. every planets rocks stars
- 3. a rock that enters earths atmosphere
- 4. tiny rocks in space
- 9. the measurement of space
- 12. the moon going over the sun
- 13. an imaginary reference line drawn through an object
- 14. have to do with mathematics and geology
- 15. planet or man made machine
- 18. stars lining up in the sky
- 20. the objects orbital motion around another object
Down
- 1. relating to heaven
- 5. man made rocket ship
- 6. have to do with the sun
- 7. the turning of something
- 8. an object staying around another object
- 10. a bunch of stuff held up by gravity
- 11. something you look in to space with
- 16. have to do with the moon
- 17. crushed up ice and rocks in space
- 19. moving