"All the odd shapes and swirling gas observed in the Perseus cluster now make sense within the context of a major merger." Astronomers have discovered a long-missing element of a galactic ...

NASA has turned pressure waves emanating from a black hole at the centre of the Perseus galaxy cluster into notes audible to humans. The sound waves were extracted along the radius of the galaxy ...

An international team of astronomers has solved one of the longstanding cosmic mysteries by uncovering direct evidence of a massive, long-lost object that collided with the Perseus cluster.