... Behemoth black hole found in an unlikely place . ... NASA's Chandra observatory images gas flowing toward black hole . ... Using the Chandra image, the flow of hot gas toward the supermassive black hole in the center of this galaxy has been imaged. ... The flow of hot gas toward a black hole has been clearly imaged for the first time in X-rays. ... As gas flows toward a black hole, it becomes squeezed, making it hotter and brighter, a signature now confirmed by the X-ray observations. ...