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Supermassive black hole likely lurking in Milky Way's nearest neighbor
<p data-block-key="q2pjl"><i>Astronomers traced the paths of "hypervelocity" stars to uncover the hidden monster.</i></p>
To make this discovery, researchers traced the paths of 21 stars on the outskirts of the Milky Way using data from the European Space Agency's Gaia mission. "We knew that these hypervelocity stars had existed for a while, but Gaia has given us the data we need to figure out where they actually come from," says Kareem El-Badry, assistant professor of astronomy at Caltech and the second author of a new study about the results appearing in The Astrophysical Journal. Jesse Han of the Center for Astrophysics | Harvard & Smithsonian (CfA), who led the new study, says, "It is astounding to realize that we have another supermassive black hole just down the block, cosmically speaking.
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