Dark matter in the galaxy cluster CL 0152-1357 is mapped in purple. The yellowish galaxies are the visible cluster member galaxies forming a filamentary structure, possibly in the process of merging. Credit: Jee et al. 2005, Astrophysical Journal
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Dark matter in the galaxy cluster CL 0152-1357 is mapped in purple. The yellowish galaxies are the visible cluster member galaxies forming a filamentary structure, possibly in the process of merging. Credit: Jee et al. 2005, Astrophysical Journal |
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