Across
- 2. center of the solar system
- 3. smallest planet
- 6. hot ball of glowing gases, can be seen from earth
- 8. large ball of ice and dust that orbits the sun
- 9. four planets closest to the sun
- 10. the path the object takes as it moves around another object in space
- 11. the force of one object
Down
- 1. four planets farthest from the sun
- 4. largest planet
- 5. a large body of rock or gas that orbits around a star
- 7. chunk of rock or metal that orbits the sun