Across
- 2. large grouping of stars
- 3. group of two or more stars
- 6. galaxy that does not have a regular shape
- 7. galaxy that is elongated and slightly flattened
- 8. galaxy type that has a hole at the center
Down
- 1. a group of single stars,star clusters,star systems,dust and gas bound together
- 4. galaxy type that has arms that look like pinwheels
- 5. apparent motion of an object against distant background stars