Astronomers have spotted a rare blast of light from a star being ripped apart by a supermassive black hole. The phenomenon - known as a tidal disruption event - is the closest such flare recorded to date at just over 215 million light-years from Earth.
Read MoreIn recent years, black hole mergers in our universe have been detected via ripples in spacetime known as gravitational waves. Now, for the first time, astronomers believe they've observed visible light from a black hole merger, in a peculiar 3-black-hole system.
Read MoreAstronomers are arguing over a brief and unusual flash in the night sky from earlier this year. The call it the Cow. One group argues it was a monster black hole shredding a passing star. The other argues it might have been a black hole being born.
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