Across
- 5. cool, large star that is bright
- 6. how bright a star is at 10 parsecs
- 7. small dense star
- 10. luminous
Down
- 1. how bright a star appears from Earth
- 2. how hot a star is, measured in Kelvin
- 3. a series of star types
- 4. a star of great size and luminosity
- 8. small, old relatively cold star
- 9. group a star is classified in