Across
- 5. when a massive star gives out
- 6. massive stars
- 9. encompasses everything that exists
- 11. the void in which we live
- 12. a shift of light
- 13. clusters of stars
Down
- 1. cold and dark star
- 2. largest planet
- 3. nothing can escape
- 4. smallest planet
- 5. sphere of hot gas
- 6. our main light source
- 7. the fetus/prototype
- 8. theory on the creation of the universe
- 10. our planet