The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

A black hole infamous for strange features has once again baffled astronomers, this time with rapid X-ray flashes. What could ...

"This is how you solve the universe-breaking problem." ...

Nick Hague and Suni Williams spent six hours working on NICER, AMS and other equipment outside the International Space ...

Sgr A*, at the heart of the Milky Way and clocking in at 4.3 million solar masses, is the closest supermassive black hole we have access to. It's also on the quiescent end of the activity scale, which ...

In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again by 2020 -- only to dramatically increase its output again in 2023. At that ...

NASA Goddard Space Flight Center runs down the best-known Black Holes in the Milky Way galaxy and the Large Magellanic Cloud.

Astronomers detected X-ray flashes from the black hole that increased in frequency from one every 18 minutes to one every ...

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 ...

MIT astronomers have been captivated by the strange behaviors of a supermassive black located 270 million light-years away, ...

Binary Star Found Near Our Galaxy's Supermassive Black Hole Dec. 17, 2024 — An international team of researchers has detected a binary star orbiting close to Sagittarius A*, the supermassive ...