2020Bullet Cluster
Chandra · Hubble
Galaxies · 2023
A compact family of galaxies

Four galaxies locked in a gravitational dance (and a fifth that only looks nearby). Webb made it famous; Chandra adds the X-ray shock of their collisions.
What you’re hearing
Infrared from Webb/Spitzer, X-rays from Chandra, plus isolated tracks for just the quintet or just the foreground and background.
Layers
NASA/CXC/SAO/K. Arcand, SYSTEM Sounds (M. Russo, A. Santaguida)

Perseus Cluster
Black hole waves