"This particular black hole, whose mass, roughly speaking, is 30 billion times the mass of the Sun, is one of the largest ever discovered. This is the upper limit of how large, in our opinion, black holes can theoretically be, "Sky News quotes the lead author of the study, James Nightingale from the Department of Physics at Durham University.
In 2022, a global network of radio and millimeter observatories called the Event Horizon Telescope produced the first-ever image of the shadow of a supermassive black hole located at the center of our Milky Way galaxy.
The black hole is located at a distance of about 27 thousand light years from the Sun and is associated with the radio source Sagittarius A * (Sagittarius A *).