Across
- 1. system in which one star blocks the light from another periodically
- 2. Typically smaller than other types of galaxies
- 3. stars that have two stars
- 4. Large groupings of older stars
- 5. Galaxies that appear to have a bulge in the middle and arms that spiral outwards,like pinwheels
- 6. group of single stars,star systems,star clusters,dust,and gas bound together by gravity
- 8. young galaxies with huge black holes at their centers
Down
- 1. Round or flatted balls
- 7. Loose,disorganized appearance and contained up to a few thousand stars