Type-cD galaxy
Galaxy morphology classification
Type-cD galaxy
The type-cD galaxy (also cD-type galaxy, cD galaxy) is a galaxy morphology classification, a subtype of type-D giant elliptical galaxy. Characterized by a large halo of stars, they can be found near the centres of some rich galaxy clusters. They are also known as supergiant ellipticals or central dominant galaxies.
Read on Wikipedia · Image Legacy Surveys / D. Lang (Perimeter Institute), CC BY-SA 4.0
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