Across
- 4. Galaxy that contains three main components; bulge, disk, and halo
- 5. Loose, spherical structure located around the bulge and some of the disk
- 6. Spherical structure found in center of galaxy; contains mostly older stars
- 7. Galaxy with no regular or symmetrical structure
- 8. Galaxies classified by this
- 9. System of millions or billions of stars, gas, and dust held together by gravitational attraction
- 10. Galaxy that contains our solar system
Down
- 1. Contains dust, gas, and younger stars
- 2. Cluster of stars
- 3. Galaxy shaped like a spheroid or disk