Across
- 5. a group of stars in a pattern given a name by people
- 7. a small, solid object (chunk of rock) that orbits the Sun
- 8. a mass of ice, rock, and gas orbiting the Sun; sometimes compared to dirty snowballs
Down
- 1. a large round object orbiting a star
- 2. the force of attraction between masses
- 3. the star at the center of the solar system around which all of the other solar system objects orbit
- 4. the Sun and the eight planets and other objects that orbit the Sun
- 6. a push or pull that acts on an object or a system