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Gravity

Gravity

Einstein’s general theory of relativity tested by star orbiting a black hole

25 Jul 2019
Black hole star
Testing Einstein: conceptual image showing S0-2 (the blue and green object) as it made its closest approach to the supermassive black hole at the centre of the Milky Way. The huge gravitational field of the black hole is illustrated by the distorted grid in space–time. (Courtesy: Nicolle R Fuller/National Science Foundation)
A key aspect of Einstein’s general theory of relativity has passed its most rigorous test so far.

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