Dark Galaxies Discovered in Coma Cluster
Hubble imaging picked up one of the dark galaxies serendipitously. The galaxy’s smattering of red stars is barely visible against the backdrop. The image compares sizes to several well known galaxies, if they were at the same distance in the Coma Cluster. Pieter van Dokkum & others By: Monica Young | November 19, 2014 A …