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Black hole at the center of the M87 galaxy

The black hole at the center of the M87 galaxy is 1000 times more massive than Sagittarius A*. Watch views of both captured ...

Webb telescope sheds light on ancient 'monster stars' that may reveal the birth of black holes

Using data from NASA's James Webb Space Telescope, astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) ...