Across
- 3. small, rounded body in orbit around a planet
- 4. nearest star to Earth
- 5. to move in a path around something
- 6. large body of rock or gas in space that moves around a star
- 7. imaginary line through the center of an object
- 8. ball of hot gases that gives off light and other forms of energy
Down
- 1. group of stars that forms a pattern shaped like an animal, person or object
- 2. smaller; made of rock; Mercury, Venus, Earth, Mars
- 5. larger; made of gas; gas giants; Jupiter, Saturn, Uranus, Neptune