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This image was taken by Rosetta’s OSIRIS narrow-angle camera on 16 August from a distance of about 100 km from Comet 67P/Churyumov-Gerasimenko. The comet nucleus is about 4 km across.
CREDIT
ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA