Across
- 5. Where stars spend 90% of their lives
- 9. Galaxies that have spiral arms
- 10. Determines a stars life cycle and lifespan
- 12. Galaxies that have an oval shape
- 14. End of fusion and star collapses due to gravity with an explosion
Down
- 1. Cloud of gas and dust
- 2. Core of an old dying star
- 3. At the center of most big galaxies
- 4. Things in the sky scientific name
- 6. Distance light travels in a year
- 7. Galaxies that have an irregular shape
- 8. The star's prototype before actually being formed
- 10. Size scientific term
- 11. Stage when stars run out of hydrogen
- 13. Cluster of stars