Across
- 3. Stars that live longer
- 5. Cloud of gas and dust
- 7. Star closest to us
- 10. Kind of galaxy with an oval shape
- 12. Lowest wavelength color
- 13. Lowest frequency ray
- 14. Highest wavelength color
- 15. Highest frequency ray
Down
- 1. Massive stars collapse into
- 2. Stars that burn out faster
- 4. Kind of galaxy with spiral arms
- 6. Star Explosion
- 8. Baby star
- 9. Our galaxy
- 11. Kind of galaxy with a weird shape