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Rosetta scientists measuring the composition of comet 67P’s atmosphere or coma discovered that it varies greatly over time. Shape model credit: ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA Animation credit: CSH/University of Bern Martin Rubin Rosetta scientists measuring the composition of comet 67P’s atmosphere or coma discovered that it varies greatly over time. Large fluctuations in composition in a heterogeneous coma indicate day-night and possibly seasonal variations in the major outgassi
Shape model credit: ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA Animation credit: CSH/University of Bern Martin Rubin