The Presidential Daily Brief


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    Evidence of New Black Hole Found in Milky Way

    It’s easy to get sucked in. Astronomers in Japan have found the most promising evidence yet for intermediate-mass black holes, with densities around 100,000 solar masses. Their discovery helps fill a gap in our astronomical knowledge between small, single-star black holes and the supermassive black holes that sit in the hearts of galaxies. The newly discovered black hole is believed to come from a former core of a dwarf galaxy that was absorbed by the Milky Way, supporting the hypothesis that galaxies grow through cannibalism.

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