The first black hole that astronomers observed "turning off" just turned back on, releasing jets of hot gas into the cosmos.
Astronomers have detected a mid-infrared flare from the supermassive black hole at the heart of the Milky Way galaxy for the ...
The dense stellar remnant would, if confirmed, be the closest known object to any black hole, according to preliminary ...
Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...
Since 2018, we've seen 1ES 1927+654 generate jets in real time and found it may have a lone white dwarf orbiting near the ...
NASA astronauts Nick Hague and Suni Williams completed a six-hour spacewalk to repair and upgrade equipment outside the ...
A strange black hole is making scientists scratch their heads.
Using the MIRI instrument onboard the James Webb Space Telescope, an international team of scientists made the first-ever ...
The newly discovered "blazar," which has a mass equal to 700 million suns, is the oldest of its kind ever seen and changes ...