Across
- 2. A type of force that is non-contact
- 3. A study of celestial body
- 5. A study of stars and planets
- 7. where we live
Down
- 1. A thing that orbits around the earth to find out information
- 4. When a planet spins on its axis
- 6. The moon does this around the earth
- 8. When the planet spins around another planet