Scientists hunt for the 2nd-closest supermassive black hole near Earth
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Two astrophysicists at the Center for Astrophysics Harvard & Smithsonian have suggested a way to observe what could be the second-closest supermassive black hole to Earth.
Two astrophysicists at the Center for Astrophysics Harvard & Smithsonian have suggested a way to observe what could be the second-closest supermassive black hole to Earth: a behemoth 3 million times the mass of the Sun, hosted by the dwarf galaxy Leo I.The supermassive black hole, labeled Leo I*, was first proposed by an independent team of astronomers in late 2021. The team noticed stars picking up speed as they approached the center of the galaxy -- evidence for a black hole but directly imaging emission from the black hole was not possible. Now, CfA astrophysicists Fabio Pacucci and Avi Loeb sugges...