Availability of subsurface water-ice resources in the northern mid-latitudes of Mars

Nature Astronomy
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Abstract

Multiple nations and private entities are pushing to make landing humans on Mars a reality. The majority of proposed mission architectures envision ‘living off the land’ by leveraging Martian water-ice deposits for fuel production and other purposes. Fortunately for mission designers, water ice exists on Mars in plentiful volumes. The challenge is isolating accessible ice deposits within regions that optimize other preferred landing-site conditions. Here we present the first results of the Mars Subsurface Water Ice Mapping (SWIM) project, which has the aim of searching for buried ice resources across the mid-latitudes. Through the integration of orbital datasets in concert with new data-processing techniques, the SWIM project assesses the likelihood of ice by quantifying the consistency of multiple, independent data sources with the presence of ice. Concentrating our efforts across the majority of the northern hemisphere, our composite ice-consistency maps indicate that the broad plains of Arcadia and the extensive glacial networks across Deuteronilus Mensae match the greatest number of remote-sensing criteria for accessible ice-rich, subsurface material situated equatorwards of the contemporary ice-stability zone.

Publication type Article
Publication Subtype Journal Article
Title Availability of subsurface water-ice resources in the northern mid-latitudes of Mars
Series title Nature Astronomy
DOI 10.1038/s41550-020-01290-z
Volume 5
Year Published 2021
Language English
Publisher Nature
Contributing office(s) Astrogeology Science Center
Description 7 p.
First page 230
Last page 236
Other Geospatial Mars
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