How do nebulae get their color?

1 Answer
A. S. Adikesavan
Mar 23, 2016

A nebula could be either bright or dark.Gas and dust in the nebula reflect light. Dark nebula dust hide light in the background.

Explanation:

From pp 86-97, Deep Sky Objects,Levy:
The cosmic dust of a nebula consists of carbon, silicate or iron particles. Each particle is coated with water, ice, methane and ammonia.

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