(thing) by BaronCarlos Sat Nov 13 1999 at 14:23:50
Optical Astronomy is the study of the Visible Spectrum, and the observation of objects in the following visible bands:
  • Red
  • Orange
  • Yellow
  • Green
  • Blue
  • Indigo
  • Violet

    Thought the more primary colors are Red, Green and Blue.

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