Across
- 2. galaxy a small galaxy.
- 3. makes up galaxies.
- 6. the Milky Way held together by..
- 8. largest black holes.
- 10. the shape can be circular or elongated.
- 11. a black hole with mass 20x that of the sun.
Down
- 1. a combination of all the stars, gas and dust, held together by gravity.
- 4. they are a spiraling disk of stars, gas, and dust.
- 5. black hole at the center of the Milky Way.
- 7. they don't have a certain shape and don’t have as much dust as other galaxies.
- 9. a combination of spiral galaxies and elliptical galaxies.