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dark nebula

noun

dark nebula

noun
1

Astronomy, Natural sciences A type of nebula that does not emit or reflect (visible) light, and thus obscures light sources behind it.

  • The Horsehead Nebula is a typical dark nebula, and is famous for resembling the head of a horse.
Related terms
emission nebula, reflection nebula

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.