Across
- 4. closest star to the sun
- 9. how stars make light and heat
- 10. what most stars die as
- 12. what makes stars
- 13. what happens when a red supergiant dies
- 14. big balls of gas
- 16. not a planet or star
Down
- 1. what stars die as if they don’t become white dwarfs or black holes
- 2. biggest known star
- 3. a small star
- 5. our star
- 6. explosion of a star
- 7. brightest star
- 8. what a star makes after a long time
- 10. a hole that sucks all matter and light
- 11. the glow in stars
- 15. what most stars become during its life