Across
- 5. What causes a star to collapse when fusion ends
- 6. Where stars are formed
- 9. Radiation emitted by planets
- 10. 2 armed galaxies
- 12. EM non abbreviated
- 13. What a star turns into when it runs out of hydrogen
Down
- 1. Used for scanning bones at the doctor
- 2. Oval shaped galaxies
- 3. Massive stars with high luminosity
- 4. The only light we can see
- 5. Clusters of stars
- 7. Radiation emitted when a black hole is born
- 8. The “fetus” of any star
- 10. The name of our star
- 11. Radiation emitted by spiral galaxies