Astrophysics (index)about

hypergalaxy

(sizeable spiral galaxy with satellites)

A hypergalaxy is a sizable spiral galaxy with satellite galaxies, often small elliptical galaxies. Examples are the Milky Way and Andromeda.


(galaxy type)
http://planetfacts.org/hyper-galaxy/
http://dictionary.obspm.fr/index.php?showAll=1&formSearchTextfield=hypergalaxy

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