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ProjectsResearch
Research
GeoMAPIT
ArcGIS toolbox for efficient geologic map production
Boulder Mapping for LunarVISE
Boulder measurement for landing site assessment
SPRC Frost Investigation
4D survey of frost composition at the south pole of Mars
Maps to Support Artemis V
Thermophysical and ice resource layers for LMAP Alpha
Mars Global Mafic Map
Automated mineral mapping to investigate crustal evolution
SPRC Hybrid Geologic Map
Connecting surface and subsurface geology with novel mapping methods
Justicia Occultation
Field observation to support calculation of asteroid size and shape
SPLD Geologic Map
Comprehensive history of south polar ice deposits
SPRC Ice Mixture Maps
Endmember identification, mapping, and modeling with machine learning
Mars Global Sulfate Map
Automated mineral mapping to support human landing site selection
Outreach
Outreach
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Education
Professional Experience
Professional Experience
Mission Involvement
Mission Involvement
Service & Leadership
Service & Leadership
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Field/Lab/Tech
Teaching & Advising
Teaching & Advising
AwardsGrants & Fellowships
Grants & Fellowships
Presentation Awards
Presentation Awards
PapersPeer-Reviewed Publications
Peer-Reviewed Publications
An Updated Geologic Framework for the Mars South Polar Residual Cap from Hybrid Mapping of Morphology and Composition
2026
JGR: Planets
[in review]
Spatial Variations of Ice Coverage in Prometheus Basin, Mars: A Unique Testbed for Mars' Past Climate
2026
JGR: Planets
[in review]
Atmospheric drivers of interannual variability from the northern hemisphere seasonal cap on Mars
2026
Icarus
doi.org
Physical Characteristics of Martian South Polar Ices Determined by Spatial- and Intimate-Mixture Modeling
2025
Icarus
doi.org
Occultation-based Size and Shape of (269) Justitia
2025
PSJ
doi.org
Spatial and Temporal Variation of Mars South Polar Ice Composition from Spectral Endmember Classification of CRISM Mapping Data
2023
JGR: Planets
doi.org
Polar science results from Mars Reconnaissance Orbiter: Multiwavelength, multiyear insights
2023
Icarus
doi.org
Characterizing Seasonal and Residual Ices at the South Pole of Mars Using a Universal Set of CRISM Spectral Endmembers
2022
JGR: Planets
doi.org
Conference Abstracts
Conference Abstracts
Lunar mapping Program (LMAP) Alpha: results from Year 1 of Rapid Team-Based Geologic Mapping of the Lunar South Pole
2026
46th COSPAR
cospar-assembly.org
Hybrid Geologic Map of the South Polar Residual Cap, Mars: Lessons Learned from Integrating Morphologic, Compositional, and Radar Datasets
2026
46th COSPAR
cospar-assembly.org
Local Geologic Mapping to Support Near-Surface Ice Inferences: from Mars to the Moon
2026
46th COSPAR
cospar-assembly.org
Geology-Derived Supportive Mapping Products in LMAP: Landscape, Impact Craters, and Slope Characterization
2026
57th LPSC
hou.usra.edu
Multiple Geologic Units in the South Polar Layered Deposits Revealed in a Revised Geologic Map of the South Polar Region, Mars
2026
57th LPSC
hou.usra.edu
The Lunar Mapping Program (LMAP): Testing Campaign-Based Approaches for Exploration-Relevant Lunar Geologic Mapping
2026
57th LPSC
hou.usra.edu
Nested Scale Geologic Mapping of the Shackleton-De Gerlache Region, Lunar South Pole
2026
57th LPSC
hou.usra.edu
Spatial Variations of Ice Coverage in Prometheus Basin, Mars: A Unique Testbed for Mars Climate Research
2026
57th LPSC
hou.usra.edu
Diversity, Distribution, and Petrogenesis of Spectrally Feldspathic Outcrops on Mars
2026
57th LPSC
hou.usra.edu
Planetary Nomenclature as Exploration Infrastructure: Implications for Lunar South Polar Mapping
2026
57th LPSC
hou.usra.edu
Thermophysical Map Products for the Lunar Mapping Program (LMAP)
2026
57th LPSC
hou.usra.edu
A 4D Survey of Seasonal Frost at the South Pole of Mars: Initial Results
2026
57th LPSC
hou.usra.edu
A Revised Geologic Map of the South Polar Layered Deposits, Mars: Year 3 Updates
2025
GSA Annual Meeting
doi.org
Hybrid Geologic Map of the Mars South Polar Residual Cap: A Test Case for Integrating Compositional Data in Planetary Geologic Mapping
2025
GSA Annual Meeting
doi.org
Integration of Thermophysical Data into Lunar Mapping Program (LMAP)-Alpha Results
2025
GSA Annual Meeting
doi.org
Cratered Highlands and Stepped Valleys: Multi-scale Geologic Mapping of the Lunar South Pole for Artemis Mission Planning
2025
GSA Annual Meeting
doi.org
Uncovering Martian Crustal Evolution: Preliminary Results from Global Primary Mineral Mapping with CRISM
2025
GSA Annual Meeting
doi.org
Longitudinal Variations of Ice Coverage in Prometheus Basin, Mars
2025
GSA Annual Meeting
doi.org
Analyses of Sulfate Deposits in the Martian Equatorial Chaos Regions
2025
EGU General Assembly
doi.org
Finding Order in the Martian Chaos Terrain Through Analyses of Sulfate Deposits
2025
56th LPSC
hou.usra.edu
South Polar Residual Cap of Mars: 10 Summers of CTX Mosaics
2025
56th LPSC
hou.usra.edu
Interannual Variability of Seasonal Frost Coverage and Potential Atmospheric Drivers from the Northern Hemisphere of Mars
2025
56th LPSC
hou.usra.edu
Hybrid Compositional and Morphologic Mapping of the Mars South Polar Residual Cap
2024
AGU Fall Meeting
agu.confex.com
CRISM Global Mapping: A Key Tool for Assessing Geologic Settings of Martian Sulfate Minerals
2024
GSA Annual Meeting
doi.org
A Revised Geologic Map of the South Polar Layered Deposits, Mars: Year 2 Updates
2024
PGM
hou.usra.edu
Characteristics of Ices at the South Pole of Mars
2024
8th ICMPSE
hou.usra.edu
Units Identified in Preliminary Geologic Mapping of Mars’s South Polar Region
2024
8th ICMPSE
hou.usra.edu
Reconciled Units from Preliminary Geologic Mapping of the South Polar Layered Deposits
2024
55th LPSC
hou.usra.edu
Lunar-VISE Notional Traverse Planning and Strategy
2024
55th LPSC
hou.usra.edu
Global Sulfate Inventory from CRISM Mapping Data Mosaics
2023
AGU Fall Meeting
agu.confex.com
Revealing the Details of the Martian South Polar Layered Deposits: Creation of a USGS 1:2M Geologic Map
2023
GSA Annual Meeting
doi.org
South Polar CO2 Ice on Mars: Revisiting "Seasonal" and "Residual"
2023
GSA Annual Meeting
doi.org
Characterizing False Positives in CRISM VNIR Frost Detections
2023
6th PDW
hou.usra.edu
Automated Vectorization of Spectral Parameter Raster Products
2023
6th PDW
hou.usra.edu
Geologic Map of the South Layered Deposits, Mars
2023
54th LPSC
hou.usra.edu
Interpreting Thermal Property Variations in the South Polar Layered Deposits, Mars
2023
54th LPSC
hou.usra.edu
Models of Ice and Dust Endmembers of the Southern Ice Dome on Mars
2023
1st Workshop on Ices in the Solar System
hou.usra.edu
Modeling Spectral Diversity of the South Polar Ices on Mars
2022
AGU Fall Meeting
agu.confex.com
A Series of Seasonally Restricted Spectral Mosaics of Mars South Polar Ice Deposits: Lessons from Initial Endmember Classification
2022
PGM
hou.usra.edu
A Revised Geologic Map of the South Polar Layered Deposits, Mars: Year 0.5 Updates
2022
PGM
hou.usra.edu
Strategies for Mapping Ice on Mars Using CRISM VNIR Wavelengths
2022
53rd LPSC
hou.usra.edu
CRISM Global Multispectral and Hyperspectral Map Products
2022
53rd LPSC
hou.usra.edu
Endmember Classification of Mars South Polar Ice Exposures with CRISM Mapping Data
2022
53rd LPSC
hou.usra.edu
Exploring Compositional Variation in the South Polar Residual Cap of Mars: Implications for the Dynamics of Morphologic Evolution
2021
AGU Fall Meeting
agu.confex.com
Creating Multispectral Mosaics of Mars’ South Polar Residual Cap from CRISM Mapping Data
2021
PGM
hou.usra.edu
Identification of Spectral Endmembers in the Martian South Polar Residual Cap
2021
52nd LPSC
hou.usra.edu
Spectral Variation Among Morphologic Units in the Residual South Polar Cap of Mars
2020
51st LPSC
hou.usra.edu
Spectral Variation Between South Polar Residual Ice Deposits in Mars Years 28 and 29
2020
7th ICMPSE
hou.usra.edu
Making the Most of the CRISM Multispectral Mapping Data - From Pixels to Polygons
2019
4th PDW
hou.usra.edu
CRISM Next Generation Mars Global Multispectral Map – Hydrated Mineralogy Spectral Parameter Mapping
2019
50th LPSC
hou.usra.edu
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