A large dark hole that scientists say is wider than 60 Earths has currently opened up on the sun's surface, and is sending out "powerful streams of unusually fast radiation, known as solar wind." ...

According to a new Physical Review Letters study, black holes could help solve the dark matter mystery. The shadowy regions ...

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Astronomers have discovered what may be a free-floating black hole by observing the brightening of a more distant star as its light was distorted by the object's strong gravitational field -- ...