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emission nebula. In DICTIOUS you will not only get to know all the dictionary meanings for the word
emission nebula, but we will also tell you about its etymology, its characteristics and you will know how to say
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English
Noun
emission nebula (plural emission nebulae or emission nebulas)
- (astronomy) A nebula composed of ionized gases which produce visible light (as distinct from a reflection nebula, which reflects the light produced by neighboring stars).
2000 October 12, Prof. Daniel Styer, “Nebulae”, in Oberlin College Physics Department, retrieved 7 April 2014:The Orion nebula is an emission nebula—it glows with its own light.
2005 June 5, Suzanne MacNeille, “On a Dig or Through a Telescope, You Just Might Learn Something”, in New York Times, retrieved 7 April 2014:Kitt Peak National Observatory, in Arizona, 56 miles southwest of Tucson, offers a rare opportunity to spend an entire night looking through powerful telescopes at galaxies, planetary emission nebulae and star clusters.
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