Emission nebula

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A nebula composed of ionized gases which produce visible light (as distinct from a reflection nebula, which reflects the light produced by neighboring stars).

    "The Orion nebula is an emission nebula—it glows with its own light."

Example

More examples

"The Orion nebula is an emission nebula—it glows with its own light."

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