Astronomy 101: From the Sun and Moon to Wormholes and Warp Drive, Key Theories, Discoveries, and Facts about the Universe (Adams 101 Series)

by Carolyn Collins Petersen

There are three kinds of black holes: Mini black holes, which were created in the first moments of the universe and have probably all evaporated Stellar black holes, which form during the deaths of very massive stars Supermassive black holes, which live in the hearts of galaxies