called Sagittarius A*. It's the supermassive black hole at the center of our own galaxy, the Milky Way, about 25,000 light-years away. But it's significantly smaller than the one in Messier 87.

Size comparison of the two black holes imaged by the Event Horizon Telescope (EHT) Collaboration: ... [+] M87*, at the heart of the galaxy Messier 87, and Sagittarius A* (Sgr A*), at the centre of ...

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

Jets blasting from supermassive black holes cause gas to cool and fall toward that cosmic titan in a cosmic feeding process.

when it released the first image of a black hole from the Messier 87 galaxy, which is about 55 million light years from Earth. The researchers used observational data on Sagittarius A* and the ...

Using observations from 2017 and 2018, the Event Horizon Telescope (EHT) Collaboration has advanced our understanding of the supermassive black hole at the center of Messier 87 (M87*). This study ...

But these black holes are nothing compared to supermassive black holes, like Sagittarius A* ... supermassive black hole at the center of Messier 87 is so huge that astronomers could see it ...

For example, astronomers know that a powerful jet of hot gas blasts from the Messier 87 black hole at the speed of light. This jet, however, cannot be seen in the famous 2019 image. One way to improve ...