Figure 1 (IMAGE)
Caption
Twin super massive black holes, HSC J121503.42−014858.7 (C1) and HSC J121503.55−014859.3 (C2), discovered by the Subaru Telescope in the Universe 12.9 billion light-years away.
Credit
NOIRLab/NSF/AURA/T.A. Rector (University of Alaska Anchorage/NSF NOIRLab), D. de Martin (NSF NOIRLab) & M. Zamani (NSF NOIRLab)
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