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Analysis of Dark Albedo Features on a Southern Polar Dune Field of Mars

Kereszturi, Ákos; Horváth, András; Bérczi, Szaniszló +4 more

We observed 20-200 m sized low-albedo seepage-like streaks and their annual change on defrosting polar dunes in the southern hemisphere of Mars, based on the Mars Orbiter Camera (MOC), High Resolution Stereo Camera (HRSC), and High Resolution Imaging Science Experiment (HiRISE) images. The structures originate from dark spots and can be described …

Key Scientific Questions and Key Investigations from the First International Conference on Martian Phyllosilicates

Mustard, John F.; Bibring, Jean-Pierre; Poulet, François +6 more

Minerals and their occurrences can tell us about the chemistry, pressure, and temperatures of past environments on Mars and thus allow inferences about the potential for habitability. Thanks to recent space exploration, a new vision is emerging wherein Mars hosted environmental conditions of potential astrobiological relevance. This epoch is ident…