Across
- 1. has a nucleus
- 5. Pluto's moon that's the same size as pluto
- 6. one of Jupiters moons
- 8. farthest planet from the sun
- 9. second biggest planet
- 11. the moon has less of this then earth
- 12. machines that get sent to planets to collect data
- 13. planet that can support life
Down
- 2. orbits the earth
- 3. biggest gas giant
- 4. the moons covered in these
- 7. belt closest to Neptune
- 10. imaginary line through earth