Black holes are invisible by nature. Their pull is inescapable, forever trapping any light that falls into their gravitational abyss. But just beyond a black hole’s point of no return, light persists, and its patterns, like a photo negative, can reveal a black hole’s lurking presence. Now an international team of astronomers, including researchers at MIT’s Haystack Observatory, has captured the light around our own supermassive black hole, revealing for the first time, an image of Sagittarius A* (Sgr A*, pronounced ‘sadge-ay-star’), the black hole at the heart of the…
