Across
- 3. its a big star
- 4. the entire thing
- 6. blue frecuency
- 7. invisible vibration
- 8. measure of radiant power
- 11. red frequency
- 13. cirlce things in space
- 15. classification of stars
- 16. another galaxy
- 17. its a galaxy
- 19. mistaken for comet
- 20. giant cloud
Down
- 1. math term
- 2. a diagram
- 5. a spectrum
- 9. its a chocolate bar
- 10. math term
- 12. cold be cold or hot
- 14. galaxy
- 18. mistaken for asteroid