Across
- 1. how fast travels 300,000 km/sec
- 4. mass used in astronomy
- 5. the location of stars formation
- 6. year a unit of lenghth equal to distance that light travels.
- 7. which it delivese.
- 11. a therory that says the universe
- 14. as a small point.
- 15. the death by a large star by a explosion
Down
- 1. unifying sicentific explnations
- 2. eletromacnetic radiation.
- 3. a large grouping stars of in space
- 8. begnning point at which smothing
- 9. an instroment that collects light or
- 10. all space and the matter space contains
- 12. large cloud of gas and dust in intersteller
- 13. begnning point at which something begins/ or