Astrophysicists spot black hole detail that proves Albert Einstein correct Light reflected from behind a black hole has been seen for the first time. It has been commonly thought that because black holes suck in light, it was impossible for light to be reflected from it. READ MORE: An artist's impression of a supermassive black hole.(Getty Images/Science Photo Libra) That is despite Einstein positing that light could be reflected from behind a black hole in his theory of general relativity. The light was spotted in the form of X-rays emitted from a supermassive black hole 800 million light years away by Stanford University's Dan Wilkins.