Astronomers had been watching a galaxy far, far away for a long time. It seemed unremarkable. But in December 2019, it suddenly started shining brighter than ever. Now, astronomers believe they ...
Scientists used changes in the supermassive black hole M87*'s accretion disk to infer its orientation, size and turbulence ...
A black hole infamous for strange features has once again baffled astronomers, this time with rapid X-ray flashes. What could ...
The first black hole that astronomers observed "turning off" just turned back on, releasing jets of hot gas into the cosmos.
Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole ...
Astronomers have witnessed a monster supermassive black hole erupting with a light-year-long jet traveling at one-third the ...
Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...
For the first time, scientists witness a supermassive black hole releasing jets of material at immense speeds, offering a glimpse into jet formation and propagation in active galactic nuclei.