Across
- 3. star radi of 10 1000+times of that of the sun
- 4. the stars birth
- 6. nova dying star
- 8. identifyed has little black dots
- 9. are city sized stars
Down
- 1. sequence star comes after proto star
- 2. dwarf has exhausted its nuclear fuel and expelled its outer layers
- 5. dwarf non luminous stellar remant
- 6. giant star the most luminous and massive stars in the universe
- 7. star comes after nebula