Cosmic Tsunami! Galaxy Cluster Flyby Triggers Gravitational Disturbance | Video

By Steve Spaleta | May 2, 2017 04:57pm ET

A new look at the Perseus galaxy cluster with the Chandra X-ray Observatory has revealed a massive wave rippling away from it. It was created when a smaller galaxy cluster flew by causing cooler gas at the center of the Perseus cluster to “form a vast expanding spiral,” according to NASA’s Goddard Space Flight Center.

credit : NASA’s Goddard Space Flight Center


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