Across
- 1. a big ball of rock that reflects light from the sun
- 3. a celestial body that revolves around a star
- 6. an attraction between two objects due to gravity.
- 8. a system and a star holding other objects to go around it because of its gravity.
Down
- 2. a path that goes around an object
- 4. rocks or metallic mass orbiting the sun
- 5. a big ball of gas that is very hot and provides llight
- 7. the force that pulls objects to the earth