Across
- 2. A natural body that revolves around a planet
- 5. Spinning around an axis
- 6. Everything that exists in space
- 8. The path of an object in space around another
- 9. A huge ball of very hot gases in space
Down
- 1. A ball of ice, rock, and frozen gases
- 3. The 4 biggest planets are called the
- 4. The 4 smallest planets are called the
- 7. system planets and stars revolve around the
- 9. The star at the center of the solar system