Across
- 2. a large ball of gas
- 5. a typeof galaxy with a smooth surface
- 7. Year- the distance of light
- 9. an infant star
- 12. space and all the energy in it
- 13. Sequence- where most stars lay
- 14. a collection of stars, dust, and gas
Down
- 1. a galaxy that doesn’t have a smooth surface
- 3. the actual brightness
- 4. a large ball of gas
- 6. gigantic explosion
- 8. Dwarf- a small leftover star
- 10. a galaxy in which the stars and gas clouds
- 11. Giant- a massive star