The sound of the Perseus galaxy cluster black hole

25 August 2022

NASA have again been applying sound, or musical notes, to the data they’ve collected from objects in the universe — a process called sonification — this time a black hole located about two-hundred-and-forty million light years away in the Perseus galaxy cluster.

People have variously likened the droning sound produced by the black hole to wailing ghosts or grumbling, hungry, stomachs. Somehow I think of water draining down a plughole.

The Perseus galaxy cluster is intriguing of itself being, according to Wikipedia, one of the most massive objects in the known universe, containing thousands of galaxies immersed in a vast cloud of multimillion-degree gas. I doubt we’ll be sending our star ships too close to that cluster…

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