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The crack in the neck of Comet 67P/Churyumov–Geraimenko, seen here in the Anuket region. The image was taken by the OSIRIS narrow-angle camera on 16 August 2014.
Credit: ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA