They found that the motion of the stars at the center of the galaxies moved much faster than those on the outside, a classic signature of a black hole. (sciencedaily.com)
A mystery lies at the center of the galaxy, an irresistible pulse that draws you on an epic voyage to discover the true nature of the cosmos. (levelupvideogames.net)
Researchers will use it to study the flashes of light given out when black holes, including the giant ones at the centers of galaxies, consume stars and other material. (sciencemag.org)