Across
- 2. what the planets go around
- 4. the 4 planets closest to the sun
- 5. a line in between the terrestrial planets and giant planets
- 7. the center of our solar system
- 9. the galaxy our solar system is located in
Down
- 1. what keeps the planets in the suns orbit
- 3. celestial bodies distinguished from a fixed starby having an aprent motion of its own
- 6. the 4 planets furthest from the sun
- 8. a ring of icy and rocky objects