Scientists using observations from NASA's Neil Gehrels Swift Observatory have discovered, for the first time, the signal from ...
Scientists using observations from NASA's Neil Gehrels Swift Observatory have discovered, for the first time, the signal from a pair of monster black holes disrupting a cloud of gas in the center of a ...
A pair of monster black holes swirl in a cloud of gas in this artist's concept of AT 2021hdr, a recurring outburst studied by ...
Recent results suggest these exotic objects just might help us account for the mysterious force pushing the universe apart.
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