"The Galaxies with No Stars"
December 30, 2015
There are about 100 billion galaxies, each with an average of 100 billion stars. But now there are also a whole lot of galaxies that are "essentially devoid of stars".
There are about 100 billion galaxies, each with an average of 100 billion stars. But now there are also a whole lot of galaxies that are "essentially devoid of stars".