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Phoenix Cluster and Abell 2029 and Abell 2052
Credit: UV: NASA/JPL-Caltech/M.McDonald; Optical: AURA/NOAO/CTIO/MIT/M.McDonald; SDSS
Optical (red, green, blue) and ultraviolet (blue) image of center of Phoenix Cluster, and optical images of the clusters Abell 2029 and Abell 2052. Top image taken with the NOAO Blanco telescope. Image released August 15, 2012.