High ice purity of Martian lobate debris aprons at the regional scale: evidence from an orbital radar sounding survey in Deuteronilus and Protonilus Mensae

EI Petersen, JW Holt, JS Levy - Geophysical Research Letters, 2018 - Wiley Online Library
Abstract Lobate Debris Aprons (LDA) are martian landforms with a strong morphologic
resemblance to rock glaciers and debris‐covered glaciers. While the Shallow Radar …

The glacial and periglacial evolution of Coprates Chasma (Valles Marineris, Mars)

FV De Blasio, GB Crosta, D Fusetti, E Valbuzzi - Geomorphology, 2024 - Elsevier
The search for past and present water on Mars, either as liquid or solid ice, with its important
climatological and astrobiological consequences, has been bolstered by novel techniques …

An advanced Mars helicopter design

S Withrow, W Johnson, LA Young, H Cummings… - ASCEND 2020, 2020 - arc.aiaa.org
Ingenuity may be the first of many Mars aerial vehicles. Rotorcraft increase the range and
speed that can be traveled to locations of interest. This enables mission concepts previously …

Rock glacier composition and structure from radio wave speed analysis with dipping reflector correction

TM Meng, EI Petersen, JW Holt - Journal of Glaciology, 2023 - cambridge.org
We assess the composition and geometry of four individual rock glaciers in Alaska,
Wyoming and Colorado by measuring their radio wave speed and applying these results to …

Surface boulder banding indicates Martian debris-covered glaciers formed over multiple glaciations

JS Levy, CI Fassett, JW Holt… - Proceedings of the …, 2021 - National Acad Sciences
Glacial landforms, including lobate debris aprons, are a global water ice reservoir on Mars
preserving ice from past periods when high orbital obliquity permitted nonpolar ice …

Polyphase mid‐latitude glaciation on Mars: Chronology of the formation of superposed glacier‐like forms from crater‐count dating

AJ Hepburn, FSL Ng, SJ Livingstone… - Journal of …, 2020 - Wiley Online Library
Reconstructing Mars's glacial history informs understanding of its physical environment and
past climate. The known distribution of viscous flow features (VFFs) containing water ice …

Ice-rich landforms of the southern mid-latitudes of Mars: a case study in Nereidum Montes

DC Berman, FC Chuang, IB Smith, DA Crown - Icarus, 2021 - Elsevier
Abstract Mapping of Viscous Flow Features (VFFs), a general grouping of ice-rich flow
features that includes Lobate Debris Aprons (LDA), Concentric Crater Fill (CCF), Lineated …

[HTML][HTML] Landforms indicative of regional warm based glaciation, Phlegra Montes, Mars

C Gallagher, FEG Butcher, M Balme, I Smith, N Arnold - Icarus, 2021 - Elsevier
Viscous flow features (VFF) occur in the mid-latitudes of Mars and have characteristics
consistent with being glaciers. Climate models suggest that martian glaciers are cold-based …

[HTML][HTML] FlyRadar–targets for future drone based GPR survey on Mars

A Kereszturi, GG Ori, NKD Marques, P Grandjean… - Acta Astronautica, 2025 - Elsevier
The possibility and feasibility of future drone-based shallow subsurface GPR radar survey
for Mars have been examined. SHARAD data indicates shallower features are expected to …

Late amazonian ice survival in kasei valles, Mars

AJ Hepburn, FSL Ng, TO Holt… - Journal of Geophysical …, 2020 - Wiley Online Library
High‐obliquity excursions on Mars are hypothesized to have redistributed water from the
poles to nourish mid‐latitude glaciers. Evidence of this process is provided by different types …