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spiral nebula

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ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.spiral nebula - a galaxy having a spiral structurespiral nebula - a galaxy having a spiral structure; arms containing younger stars spiral out from old stars at the center
spiral galaxy
extragalactic nebula, galaxy - (astronomy) a collection of star systems; any of the billions of systems each having many stars and nebulae and dust; "`extragalactic nebula' is a former name for `galaxy'"
Andromeda galaxy - a spiral galaxy in the constellation of Andromeda that is visible to the naked eye
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That suggested that Andromeda, as well as other spiral nebula, were themselves galaxies.
Journey through the universe: a gallery of observations by Cowen, Ron / Science News
The roof, supported by four columns, has a central opening over a figure in the polished marble floor which is intended to evoke a spiral nebula.
State of assembly by Digby-Jones, Penelope / The Architectural Review
 
 
 
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