superclusters

superclusters rule the tiny collection of galaxies

The cosmic bullies next door How vast superclusters rule the tiny collection of galaxies we call the Local Group  by Liz Kruesi IN 1994 astronomer Renée Kraan-Korteweg spotted some 600 galaxies lying the same distance away from us, all clustered around the constellations Hydra and Vela. These findings hinted that the region might harbor an enormous structure, perhaps a supercluster, though learning more about it would not be easy. These galaxies sit behind the Milky Way’s dense disk, which holds billions of stars and enormous clouds of dust, materials that obscure background light signals. To study what lies behind this region, aptly

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