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Astronomers find the closest black hole to Earth, and it has a Sun-like companion star

Astronomers find the closest black hole to Earth, and it has a Sun-like companion star

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Astronomers have found the closest known black hole candidate to Earth, a silent beast nearly ten times more massive than the Sun just 1,570 light-years away from us*. It was found thanks to the antics of its Sun-like stellar companion, but how it became a puzzle [link to paper]. There are probably a hundred million …

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Sun-Like Star's Orbit Reveals Closest Black Hole Ever Found

Sun-Like Star’s Orbit Reveals Closest Black Hole Ever Found

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In 1916, Karl Schwarzchild theorized the existence of black holes as a resolution of Einstein’s field equations for his theory of general relativity. In the mid-twentieth century, astronomers began to detect black holes for the first time using indirect methods, which involved observing their effects on surrounding objects and space. Since the 1980s, scientists have …

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