VLA and Hubble telescope image of galaxy cluster MACSJ0717.5+3745

A Karl G. Jansky Very Large Array radio image superimposed on a Hubble Space Telescope image of the galaxy cluster MACSJ0717.5+3745. The red-orange objects are large structures called radio relics, possibly caused by shock waves within the cluster. [The National Radio Astronomy Observatory is a ...This is an NSF Multimedia Gallery item.

https://www.nsf.gov/news/mmg/mmg_disp.jsp?med_id=187413

Source: NSF Multimedia Gallery - June 22, 2021 Category: Science Source Type: video

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