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ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/RSSD/INTA/UPM/DASP/IDA & Gordan Ugarkovich (Earth); Robert Vanderbei, Princeton Univ (Moon); ESA/Rosetta/NAVCAM (67P/C-G)

23 January 2015 Special issue: Catching a comet