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 ...
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. So it will probably be ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果