The size and spin of black holes can reveal how and where they were born, and gravitational waves offer a way to decode this ...
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 ...
Marcus Chown’s “A Crack in Everything” is a journey through space and time with the people studying one of the most enigmatic ...
The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...
Galactic nuclei images reveal how supermassive black holes interact with their surroundings using infrared telescopes.
A strange black hole is making scientists scratch their heads.
Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole ...
Astronomers have detected a mid-infrared flare from the supermassive black hole at the heart of the Milky Way galaxy for the ...