Known as Sgr A* – pronounced “Sagittarius A star” – the supermassive black hole is four million times the mass of the sun and is known to exhibit flares that can be observed in multiple wavelengths, ...

"Our measurements imply that the supermassive black hole mass is 10% of the stellar mass in the galaxies we studied." ...

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

The Sagittarius A* supermassive black hole at the core of the Milky Galaxy may be "warping the spacetime surrounding it into ...

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 ...

Sagittarius A* is the supermassive black hole at the center of the Milky Way. As supermassive black holes go, it is fairly ...

Active galactic nuclei are supermassive black holes at the center of certain galaxies. As matter falls into these black holes ...

Scientists discover 2 stars dancing around the Milky Way's black hole ... are 'swarming like bees' around Milky Way's supermassive black hole "While our observations suggest that Sgr A*'s ...

Scientists used changes in the supermassive black hole M87*'s accretion disk to infer its orientation, size and turbulence ...

the supermassive massive black hole at the heart of the Milky Way. In simultaneous radio observations, the team found a radio counterpart of the flare lagging behind in time. The paper is ...

A team of scientists including the University of Toronto's Bart Ripperda and Braden Gail - assistant professor and graduate student, respectively, at ...