 ESA/ XMM-Newton/ EPIC/ ESO (J. Dietrich)/ SRON (N. Werner)/ MPE (A. Finoguenov) |
Twin Galaxy Clusters
This composite optical and X-ray image shows galaxy clusters Abell 222 and Abell 223. The cluster pair is connected by a filament permeated by hot, X-ray-emitting gas. |
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