Across
- 1. a circle shaped bundle of radioactive material
- 3. a football shaped galaxy made of stars
- 4. a bunch of gas, dust, stars, and planets
- 8. a type of galaxy that has no defined shape
- 9. Way The galaxy that we live in
Down
- 1. a types of galaxy that spirals
- 2. hole When an object becomes so massive it is single
- 5. a large rock that floats through space
- 6. system a system of planets, asteroids, etc
- 7. a force that pulls things