Star Types

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Across
  1. 5. Study of spectra produced by matter emitting radiation
  2. 7. The colors of light that are coming from a star
  3. 8. The Hertzsprung-Russell _____ classifies stars by temperature and luminosity
Down
  1. 1. Brightness
  2. 2. _____ radiation: Waves of energy emitted by matter
  3. 3. _____ magnitude: How bright a stat appears from Earth
  4. 4. _____ lines: Specific patterns of light each element or molecule emits
  5. 6. A tool that astronomers can use to see the light spectrum of a star
  6. 9. _____ magnitude: How bright a star appears from a set distance