Black holes
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astronomical objects
Astronomers Spotted a Black Hole Casually Gliding Through Space
The host galaxy of a mobile supermassive black hole.Image: Sloan Digital Sky Survey (SDSS) Some 230 million light-years from Earth,…
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astronomical objects
Astronomers Looking for One Black Hole May Have Found an Entire Squad
About 7,800 light-years away—within our galactic neighborhood—is globular cluster NGC 6397, basically a wad of stars held together by gravity.…
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