The intense tidal pull of a monster black hole shredded a star that passed too close. When X-rays produced in this event first reached Earth on March 28, 2011, they were detected by NASA’s Swift satellite, which notified astronomers around the world. […]
As research subjects, black holes have never been more luminous.
In 2013, astronomers announced they had discovered a magnetar exceptionally close to the supermassive black hole at the center of the Milky Way using a suite of space-borne telescopes including NASA’s Chandra X-ray Observatory. […]
A bright, long duration flare may be the first recorded event of a black hole destroying a star in a dwarf galaxy and the evidence comes from two independent studies using data from NASA’s Chandra X-ray Observatory and other telescopes. […]