Across
- 2. A galaxy that ha no definite shape
- 4. Chemicals that are heavier than helium in astronomy
- 8. A galaxy with a fluffy appearance
- 10. A galaxy with little to no gas and stars
- 11. stars that contain 2-3% metals
- 12. The part of a galaxy that is made of stars and star clusters
- 13. The center of a galaxy
Down
- 1. Matter that makes up most of the universe and does not absorb nor reflect light
- 3. The part of a galaxy where most of the stars and gas are held
- 5. A unit of measurement about 3300 light-years long
- 6. A galaxy that has symmetric two armed patterns
- 7. stars that contain less than 0.1% metals
- 9. A galaxy that has spiral arms that wind out from the nucleus