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Defines a group of galaxy clusters. It's estimated that 90 per cent of galaxies belong to one.

The Local Group of Galaxies that contains among others our Milky Way and the Andromeda Galaxy (M31) is a part of the larger Virgo Supercluster, which in turn may be a part of the Laniakea Supercluster.

The Local Group and surrounding galaxies (credit:- Antonio Ciccolella)

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