3 papers
astro-ph.EP2026
The Martian mid-latitude subsurface ice is the remnant of a past ice sheet
E. Vos, F. Forget, L. Lange +3
On Mars, a relatively pure water ice layer lies beneath several centimeters of dry soil at mid-latitudes. Its widespread presence poleward of 60° latitude was detected by remote n…
astro-ph.EP2025
Increased hydrogen escape from Mars atmosphere during periods of high obliquity
Gabriella Gilli, Francisco González-Galindo, Jean-Yves Chaufray +10
It is still unknown how much water has escaped from Mars during its history. Hydrogen escape from Mars's atmosphere probably played a major role in drying the planet, but present-d…
astro-ph.EP2024
Observations of Water Frost on Mars with THEMIS: Application to the Presence of Brines and the Stability of (Sub)Surface Water Ice
L. Lange, S. Piqueux, C. S. Edwards +4
Characterizing the exchange of water between the Martian atmosphere and the (sub)surface is a major challenge for understanding the mechanisms that regulate the water cycle. Here w…