The Universe Within 1 Billion Light Years

January 25, 2008 — Leave a comment

Galaxies and clusters of galaxies are not uniformly distributed in the Universe, instead they collect into vast clusters and sheets and walls of galaxies interspersed with large voids in which very few galaxies seem to exist. The map above shows many of these superclusters including the Virgo supercluster.

read more | digg story

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