3 papers
astro-ph.EP2024
A patchy CO exosphere on Ganymede revealed by the James Webb Space Telescope
Dominique Bockelée-Morvan, Olivier Poch, Françcois Leblanc +25
Jupiter's icy moon Ganymede has a tenuous exosphere produced by sputtering and possibly sublimation of water ice. To date, only atomic hydrogen and oxygen have been directly detect…
astro-ph.EP2024
Spectro-photometry of Phobos simulants: II. Effects of porosity
Antonin Wargnier, Olivier Poch, Giovanni Poggiali +13
Surface porosity has been found to be an important property for small bodies. Some asteroids and comets can exhibit an extremely high surface porosity in the first millimeter layer…
astro-ph.EP2024
Spectro-photometry of Phobos simulants: I. Detectability of hydrated minerals and organic bands
Antonin Wargnier, Thomas Gautier, Alain Doressoundiram +12
Previous observations of Phobos and Deimos, the moons of Mars, have improved our understanding of these small bodies. However, their formation and composition remain poorly constra…