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Reply to: Explaining bright radar reflections below the south pole of Mars without liquid water

Sebastian Emanuel Lauro
Elena Pettinelli
R. Orosei
Research09 Jan 2023
Nature Astronomy

Volume: 7, P: 259-261
Exposed water ice on the nucleus of comet 67P/Churyumov–Gerasimenko

Using infrared wavelengths, micrometre-sized water-ice grains have been identified on the nucleus (which is mostly coated in a dark material) of comet 67P/Churyumov–Gerasimenko.

G. Filacchione
M. C. De Sanctis
G. Peter
Research13 Jan 2016
Nature

Volume: 529, P: 368-372
The diurnal cycle of water ice on comet 67P/Churyumov–Gerasimenko

Observations of water ice on the surface of comet 67P/Churyumov–Gerasimenko show the ice appearing and disappearing in a cyclic pattern that follows local illumination conditions, providing a source of localized activity and leading to cycling modification of the ice abundance on the surface.

M. C. De Sanctis
F. Capaccioni
G. Peter
Research24 Sept 2015
Nature

Volume: 525, P: 500-503