Per the ESA website: All Rosetta OSIRIS images are released under the CC BY-SA 4.0 license. The user is allowed to reproduce, distribute, adapt, translate and publicly perform this publication, without explicit permission, provided that the content is accompanied by an acknowledgement that the source is credited as "ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA – CC BY-SA 4.0". A direct link to the license text must be provided along with a clear indication if changes were made to the original content. Any changes, adaptations, translations, or derivatives of this image must be published under the same license terms (CC BY-SA 4.0). The user must not give any suggestion that ESA or the OSIRIS team necessarily endorses the modifications made. No warranties are given.
To the uploader: You must provide a link (URL) to the original file and authorship information if available.
Processing information for the OSIRIS images in the image browser:
Original image provided as .IMG file in the archive delivery from: ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA – CC BY-SA 4.0
Original image was processed by ESA/Rosetta/SGS/PSA&ESDC to create image for the Archive Image Browser