The Nysterious Origins of Universe’s Biggest Black Holes
Halfway between the belly of Delphinus the Dolphin and the hind hoof of Pegasus the flying horse, a pristine pinwheel tumbles through space. For billions of years, the flocculent spiral arms of galaxy UCG 11700 have wheeled in peace, undisturbed by the collisions and mergers that have deformed so many other galaxies. But while a […]