«If confirmed, the existence of these black holes suggests similar concentrations should exist in the centers of most galaxies throughout the universe.» (scientificamerican.com)
Black holes on an altogether different scale are believed to squat in the centers of most galaxies, including our own and MCG -6-30-15; the latest estimate has ours weighing in at a relatively puny 2.6 million suns. (discovermagazine.com)
Though massive black holes are found at the center of most galaxies in the mature universe, including our own Milky Way, they are far less common in the infant universe. (sciencedaily.com)