Comet vital statistics

Summary of properties of Comet 67P/Churyumov–Gerasimenko, as determined by Rosetta’s instruments during the first few months of its comet encounter. The full range of values are presented and discussed in a series of papers published in the 23 January 2015 issue of the journal Science.

More information: Getting to know Rosetta’s comet

Credits for individual results:
Shape model, rotation properties, volume and porosity: OSIRIS
Mass: RSI
Density: RSI/OSIRIS
Dust/Gas ratio: GIADA, MIRO and ROSINA
D/H ratio: ROSINA
Surface temperature: VIRTIS
Subsurface temperature and water vapour production rate: MIRO
Albedo: OSIRIS and VIRTIS
Comet images: NavCam