Across
- 3. smallest planet in our solar system
- 4. the most common shape of a galaxy
- 6. a shape of a galaxy
- 7. another name for our moon
- 8. a moon that has an atmosphere in our solar system
Down
- 1. a galaxy shape that is a rectangle with spirals coming out
- 2. planets with the most moons
- 5. they all rotate on an axis