Smithsonian Magazine on MSN5d
Astronomers Suspect Colliding Supermassive Black Holes Left the Universe Awash in Gravitational WavesThe passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...
Back in 1971, a couple of British astronomers predicted the existence of a black hole at the center of our galaxy. And in 1974, other astronomers found it, naming it Sagittarius A*. Since then, ...
Ultra-self-interacting dark matter clumped into supposedly enormous masses that collapsed in on themselves and created the supermassive black holes in these quasars. Scientists formulated a ...
Recently, astronomers focused on a galaxy 270 million light years away, which hosts a supermassive black hole known as 1ES 1927+654. The black hole, researchers have now observed, has been ...
Supermassive black holes are often regarded as sources of wanton cosmic destruction, but there may be more to their powerful influence than first meets the eye. Researchers studied data from the ...
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