Across
- 5. interior of a planet/moon
- 6. everything in existence
- 8. Used to view far away objects
- 9. lands on an object and gathers data
- 12. what the earth spins on
- 13. grouping of stars
- 16. surface of a planet/moon
- 17. when a shuttle fly's by an object and takes pictures
- 19. our sun is one of these
Down
- 1. when the moon appears to grow smaller
- 2. Mars, Jupiter, Uranus, Etc.
- 3. a crater that was caused by an impact on the surface of the object
- 4. how long it takes for the earth to revolve once on its axis
- 5. grey, orbits earth
- 7. object that drops into planets atmosphere to take data
- 10. when the moon appears to grow larger
- 11. the galaxy we live in
- 14. when a space shuttle goes around a planet
- 15. floating space junk
- 18. the middle of a planet/moon