Across
- 3. distance light travels in one year
- 5. core of an old dying star
- 6. how you can tell when you have broken bone
- 7. force that keeps you on earth
- 8. when a star dies and explodes
- 9. bright dot in space
- 10. light waves moving away from you
- 12. large body of matter with no definite shape
- 13. the collapse of most massive stars
- 14. cloud of gas and dust that forms new stars
Down
- 1. shorter living stars have
- 2. above red
- 4. interaction of electric and magnetic fields
- 7. cluster of stars
- 11. longer living stars have
