Cosmic Tribune

Phenomenal view through a gravitational lens of a galaxy cluster

Phenomenal view through a gravitational lens of a galaxy cluster

[CLICK ON IMAGE FOR HIGH RESOLUTION, NASA, ESA, H. Lee & H. Ford (Johns Hopkins U.)] Many of the brightest blue images are of a single, unusual, beaded, blue, ring-like galaxy which just happens to line-up behind a giant cluster of galaxies. Cluster galaxies here typically appear yellow and — together with the cluster’s dark […]