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 ...
Collaboration published the first image of a black hole, of M87* from the center of the galaxy M87. The measurement data on which the image was based was obtained in 2017. The EHT Collaboration has ...