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A New Spectral Library for Modeling the Surfaces of Hot, Rocky Exoplanets

The Astrophysical Journal
2025-03-10 | Journal article
DOI: 10.3847/1538-4357/ada9eb
Contributors: Kimberly Paragas; Heather A. Knutson; Renyu Hu; Bethany L. Ehlmann; Giulia Alemanno; Jörn Helbert; Alessandro Maturilli; Michael Zhang; Aishwarya Iyer; George Rossman
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Episodic warm climates on early Mars primed by crustal hydration

Nature Geoscience
2025-02 | Journal article
DOI: 10.1038/s41561-024-01626-8
Contributors: Danica Adams; Markus Scheucher; Renyu Hu; Bethany L. Ehlmann; Trent B. Thomas; Robin Wordsworth; Eva Scheller; Rob Lillis; Kayla Smith; Heike Rauer et al.
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Observations and Quantitative Compositional Analysis of Ceres, Pallas, and Hygiea Using JWST/NIRSpec

The Planetary Science Journal
2025-01-01 | Journal article
DOI: 10.3847/PSJ/ad944c
Contributors: Andrew S. Rivkin; Cristina A. Thomas; Ian Wong; Bryan Holler; Helena C. Bates; Ellen S. Howell; Bethany L. Ehlmann; Stefanie N. Milam; Heidi B. Hammel
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A 2‐Billion‐Year History of Water‐Alteration in Terra Sirenum, Mars: Volcanism's Influence on Aluminum Clay Formation and Chemically Distinct Waters Forming Sulfates and Chlorides Into the Amazonian

Journal of Geophysical Research: Planets
2024-10 | Journal article
DOI: 10.1029/2023JE008259
Contributors: E. K. Leask; B. L. Ehlmann; M. M. Dundar
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Characterizing Hydrated Sulfates and Altered Phases in Jezero Crater Fan and Floor Geologic Units With SHERLOC on Mars 2020

Journal of Geophysical Research: Planets
2024-07 | Journal article
DOI: 10.1029/2023JE008251
Contributors: Yu Yu Phua; Bethany L. Ehlmann; Sandra Siljeström; Andrew D. Czaja; Pierre Beck; Stephanie Connell; Roger C. Wiens; Ryan S. Jakubek; Rebecca M. E. Williams; Maria‐Paz Zorzano et al.
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The Global Context Camera (CTX) Mosaic of Mars: A Product of Information‐Preserving Image Data Processing

Earth and Space Science
2024-07 | Journal article
DOI: 10.1029/2024EA003555
Contributors: J. L. Dickson; B. L. Ehlmann; L. Kerber; C. I. Fassett
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Variable Iron Mineralogy and Redox Conditions Recorded in Ancient Rocks Measured by In Situ Visible/Near‐Infrared Spectroscopy at Jezero Crater, Mars

Journal of Geophysical Research: Planets
2024-07 | Journal article
DOI: 10.1029/2023JE008254
Contributors: L. Mandon; B. L. Ehlmann; R. C. Wiens; B. J. Garczynski; B. H. N. Horgan; T. Fouchet; M. Loche; E. Dehouck; P. Gasda; J. R. Johnson et al.
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Detection of a 2.85 μm Feature on Five Spinel-rich Asteroids from JWST

The Astrophysical Journal Letters
2024-05-01 | Journal article
DOI: 10.3847/2041-8213/ad4647
Contributors: Jonathan Gomez Barrientos; Katherine de Kleer; Bethany L. Ehlmann; Francois L. H. Tissot; Jessica Mueller
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Elevation Anomalies of the Volcanic Floor Unit and Their Relationships to the Multiple Lakes of Jezero Crater, Mars

Geophysical Research Letters
2024-03-28 | Journal article
DOI: 10.1029/2023GL108069
Contributors: A. M. Annex; B. L. Ehlmann
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Bright Na‐Carbonate Exposures Reveal Recent, Widespread Mobilization of Material in Ceres' Shallow Subsurface

Journal of Geophysical Research: Planets
2023-07 | Journal article
DOI: 10.1029/2023JE007868
Contributors: N. Stein; B. L. Ehlmann; D. J. Stevenson; J. Castillo‐Rogez; C. A. Raymond
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Complex organosulfur molecules on comet 67P: Evidence from the ROSINA measurements and insights from laboratory simulations

Science Advances
2023-06-09 | Journal article
DOI: 10.1126/sciadv.adh0394
Contributors: Ahmed Mahjoub; Kathrin Altwegg; Michael J. Poston; Martin Rubin; Robert Hodyss; Mathieu Choukroun; Bethany L. Ehlmann; Nora Hänni; Michael E. Brown; Jordana Blacksberg et al.
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Aqueous alteration processes in Jezero crater, Mars—implications for organic geochemistry

Science
2022-12-09 | Journal article
DOI: 10.1126/science.abo5204
Contributors: Eva L. Scheller; Joseph Razzell Hollis; Emily L. Cardarelli; Andrew Steele; Luther W. Beegle; Rohit Bhartia; Pamela Conrad; Kyle Uckert; Sunanda Sharma; Bethany L. Ehlmann et al.
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Geological, multispectral, and meteorological imaging results from the Mars 2020 Perseverance rover in Jezero crater

Science Advances
2022-11-23 | Journal article
DOI: 10.1126/sciadv.abo4856
Contributors: James F. Bell, III; Justin N. Maki; Sanna Alwmark; Bethany L. Ehlmann; Sarah A. Fagents; John P. Grotzinger; Sanjeev Gupta; Alexander Hayes; Ken E. Herkenhoff; Briony H. N. Horgan et al.
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Venus Life Finder Missions Motivation and Summary

Aerospace
2022-07-18 | Journal article
DOI: 10.3390/aerospace9070385
Contributors: Sara Seager; Janusz J. Petkowski; Christopher E. Carr; David H. Grinspoon; Bethany L. Ehlmann; Sarag J. Saikia; Rachana Agrawal; Weston P. Buchanan; Monika U. Weber; Richard French et al.
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Exploring the Shallow Subsurface of Mars with the Ma_MISS Spectrometer on the ExoMars Rover Rosalind Franklin

The Planetary Science Journal
2022-06-01 | Journal article
DOI: 10.3847/PSJ/ac694f
Contributors: M. C. De Sanctis; F. Altieri; E. Ammannito; S. De Angelis; B. Ehlmann; M. Ferrari; A. Frigeri; S. Fonte; M. Formisano; M. Giardino et al.
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Mid- and long-wave infrared point spectrometer (MLPS): a miniature space-borne science instrument

Optics Express
2022-05-09 | Journal article
DOI: 10.1364/OE.456057
Contributors: Xiangwen Chen; Matthew E. Kenyon; William R. Johnson; Jordana Blacksberg; Daniel W. Wilson; Carol A. Raymond; Bethany L. Ehlmann
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A machine learning toolkit for CRISM image analysis

Icarus
2022-04 | Journal article
DOI: 10.1016/j.icarus.2021.114849
Contributors: Emanuele Plebani; Bethany L. Ehlmann; Ellen K. Leask; Valerie K. Fox; M. Murat Dundar
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Thank You to Our 2021 Peer Reviewers

AGU Advances
2022-04 | Journal article
DOI: 10.1029/2022AV000716
Contributors: Susan Trumbore; Ana P. Barros; Thorsten W. Becker; Eric A. Davidson; Bethany L. Ehlmann; Nicolas Gruber; Eileen E. Hofmann; Mary K. Hudson; Tissa H. Illangasekare; Sarah Kang et al.
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Distant Formation and Differentiation of Outer Main Belt Asteroids and Carbonaceous Chondrite Parent Bodies

AGU Advances
2022-02 | Journal article
DOI: 10.1029/2021AV000568
Contributors: H. Kurokawa; T. Shibuya; Y. Sekine; B. L. Ehlmann; F. Usui; S. Kikuchi; M. Yoda
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Evidence for Deposition of Chloride on Mars From Small‐Volume Surface Water Events Into the Late Hesperian‐Early Amazonian

AGU Advances
2022-02 | Journal article
DOI: 10.1029/2021AV000534
Contributors: Ellen K. Leask; Bethany L. Ehlmann
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A deep-ultraviolet Raman and Fluorescence spectral library of 62 minerals for the SHERLOC instrument onboard Mars 2020

Planetary and Space Science
2021-12 | Journal article
DOI: 10.1016/j.pss.2021.105356
Contributors: Joseph Razzell Hollis; William Abbey; Luther W. Beegle; Rohit Bhartia; Bethany L. Ehlmann; Jasper Miura; Brian Monacelli; Kelsey Moore; Austin Nordman; Eva Scheller et al.
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Tracing Carbonate Formation, Serpentinization, and Biological Materials With Micro‐/Meso‐Scale Infrared Imaging Spectroscopy in a Mars Analog System, Samail Ophiolite, Oman

Earth and Space Science
2021-11 | Journal article
DOI: 10.1029/2021EA001637
Contributors: Ellen K. Leask; Bethany L. Ehlmann; Rebecca N. Greenberger; Patrick Pinet; Yves Daydou; Georges Ceuleneer; Peter Kelemen
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Hydrothermal Alteration of the Ocean Crust and Patterns in Mineralization With Depth as Measured by Micro‐Imaging Infrared Spectroscopy

Journal of Geophysical Research: Solid Earth
2021-08 | Journal article
DOI: 10.1029/2021JB021976
Contributors: Rebecca N. Greenberger; Michelle Harris; Bethany L. Ehlmann; Molly A. Crotteau; Peter B. Kelemen; Craig E. Manning; Damon A. H. Teagle
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Formation of Magnesium Carbonates on Earth and Implications for Mars

Journal of Geophysical Research: Planets
2021-07 | Journal article
DOI: 10.1029/2021JE006828
Contributors: Eva L. Scheller; Carl Swindle; John Grotzinger; Holly Barnhart; Surjyendu Bhattacharjee; Bethany L. Ehlmann; Ken Farley; Woodward W. Fischer; Rebecca Greenberger; Miquela Ingalls et al.
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Effect of H2S on the Near-infrared Spectrum of Irradiation Residue and Applications to the Kuiper Belt Object (486958) Arrokoth

The Astrophysical Journal Letters
2021-06-01 | Journal article
DOI: 10.3847/2041-8213/ac044b
Contributors: Ahmed Mahjoub; Michael E. Brown; Michael J. Poston; Robert Hodyss; Bethany L. Ehlmann; Jordana Blacksberg; Mathieu Choukroun; John M. Eiler; Kevin P. Hand
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Controls on the Global Distribution of Martian Landslides

Journal of Geophysical Research: Planets
2021-05 | Journal article
DOI: 10.1029/2020JE006675
Contributors: Kevin P. Roback; Bethany L. Ehlmann
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Long-term drying of Mars by sequestration of ocean-scale volumes of water in the crust

Science
2021-04-02 | Journal article
DOI: 10.1126/science.abc7717
Contributors: E. L. Scheller; B. L. Ehlmann; Renyu Hu; D. J. Adams; Y. L. Yung
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The Mars Orbiter for Resources, Ices, and Environments (MORIE) Science Goals and Instrument Trades in Radar, Imaging, and Spectroscopy

The Planetary Science Journal
2021-04-01 | Journal article
DOI: 10.3847/PSJ/abe4db
Contributors: Wendy M Calvin; Nathaniel E Putzig; Colin M Dundas; Ali M Bramson; Briony H N Horgan; Kim D Seelos; Hanna G Sizemore; Bethany L Ehlmann; Gareth A Morgan; John W Holt et al.
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Confronting Racism to Advance Our Science

AGU Advances
2021-03 | Journal article
DOI: 10.1029/2020AV000296
Contributors: Peter Zeitler; Ana P. Barros; Thorsten W. Becker; Eric A. Davidson; Bethany L. Ehlmann; Nicolas Gruber; Eileen E. Hofmann; Mary K. Hudson; Tissa H. Illangasekare; Sarah M. Kang et al.
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Thank You to Our 2020 Peer Reviewers

AGU Advances
2021-03 | Journal article
DOI: 10.1029/2021AV000426
Contributors: Susan Trumbore; Ana P. Barros; Thorsten W. Becker; Eric A. Davidson; Bethany L. Ehlmann; Nicolas Gruber; Eileen Hofmann; Mary K. Hudson; Tissa H. Illangasekare; Sarah Kang et al.
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Origin of the degassing pipes at the Ries impact structure and implications for impact‐induced alteration on Mars and other planetary bodies

Meteoritics & Planetary Science
2021-02 | Journal article
DOI: 10.1111/maps.13600
Contributors: Christy Caudill; Gordon R. Osinski; Rebecca N. Greenberger; Livio L. Tornabene; Fred J. Longstaffe; Roberta L. Flemming; Bethany L. Ehlmann
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A Probabilistic Approach to Determination of Ceres' Average Surface Composition From Dawn Visible‐Infrared Mapping Spectrometer and Gamma Ray and Neutron Detector Data

Journal of Geophysical Research: Planets
2020-12 | Journal article
DOI: 10.1029/2020JE006606
Contributors: H. Kurokawa; B. L. Ehlmann; M. C. De Sanctis; M. G. A. Lapôtre; T. Usui; N. T. Stein; T. H. Prettyman; A. Raponi; M. Ciarniello
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Compositional Heterogeneity of Impact Melt Rocks at the Haughton Impact Structure, Canada: Implications for Planetary Processes and Remote Sensing

Journal of Geophysical Research: Planets
2020-10 | Journal article
DOI: 10.1029/2019JE006218
Contributors: Rebecca N. Greenberger; Bethany L. Ehlmann; Gordon R. Osinski; Livio L. Tornabene; Robert O. Green
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Hydrogen Variability in the Murray Formation, Gale Crater, Mars

Journal of Geophysical Research: Planets
2020-09 | Journal article
DOI: 10.1029/2019JE006289
Contributors: N. H. Thomas; B. L. Ehlmann; W. Rapin; F. Rivera‐Hernández; N. T. Stein; J. Frydenvang; T. Gabriel; P.‐Y. Meslin; S. Maurice; R. C. Wiens
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Controls on the Global Distribution of Martian Landsliding

2020-09-10 | Other
DOI: 10.1002/essoar.10504190.1
Contributors: Kevin P Roback; Bethany L Ehlmann
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Composition, Stratigraphy, and Geological History of the Noachian Basement Surrounding the Isidis Impact Basin

Journal of Geophysical Research: Planets
2020-07 | Journal article
DOI: 10.1029/2019JE006190
Contributors: Eva L. Scheller; Bethany L. Ehlmann
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Thank You to Our 2019 Reviewers

AGU Advances
2020-06 | Journal article
DOI: 10.1029/2020AV000181
Contributors: Susan Trumbore; Ana P. Barros; Thorsten W. Becker; Eric A. Davidson; Bethany L. Ehlmann; Nicolas Gruber; Eileen E. Hofmann; Mary K. Hudson; Tissa H. Illangasekare; Sarah M. Kang et al.
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Regional Structural Orientation of the Mount Sharp Group Revealed by In Situ Dip Measurements and Stratigraphic Correlations on the Vera Rubin Ridge

Journal of Geophysical Research: Planets
2020-05 | Journal article
DOI: 10.1029/2019JE006298
Contributors: Nathaniel T. Stein; Daven P. Quinn; John P. Grotzinger; Christopher Fedo; Bethany L. Ehlmann; Kathryn M. Stack; Lauren A. Edgar; Abigail A. Fraeman; Robert Deen
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AGU Advances Goes Online

AGU Advances
2020-03 | Journal article
DOI: 10.1029/2019AV000105
Contributors: Susan Trumbore; Ana Barros; Eric Davidson; Bethany Ehlmann; James Famiglietti; Nicolas Gruber; Mary Hudson; Tissa Illangasekare; Sarah Kang; Tom Parsons et al.
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Studies of a Lacustrine‐Volcanic Mars Analog Field Site With Mars‐2020‐Like Instruments

Earth and Space Science
2020-02 | Journal article
DOI: 10.1029/2019EA000720
Contributors: Peter E. Martin; Bethany L. Ehlmann; Nancy H. Thomas; Roger C. Wiens; Joseph J. R. Hollis; Luther W. Beegle; Rohit Bhartia; Samuel M. Clegg; Diana L. Blaney
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Machine-Learning-Driven New Geologic Discoveries at Mars Rover Landing Sites: Jezero Crater and NE Syrtis

2019-12-18 | Other
DOI: 10.1002/essoar.10501294.1
Contributors: Murat Dundar; Bethany L Ehlmann; Ellen Leask
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Mars Science Laboratory Observations of Chloride Salts in Gale Crater, Mars

Geophysical Research Letters
2019-10-16 | Journal article
DOI: 10.1029/2019GL082764
Contributors: N. H. Thomas; B. L. Ehlmann; P.‐Y. Meslin; W. Rapin; D. E. Anderson; F. Rivera‐Hernández; O. Forni; S. Schröder; A. Cousin; N. Mangold et al.
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A PCA‐Based Framework for Determining Remotely Sensed Geological Surface Orientations and Their Statistical Quality

Earth and Space Science
2019-08 | Journal article
DOI: 10.1029/2018EA000416
Contributors: D. P. Quinn; B. L. Ehlmann
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The Deposition and Alteration History of the Northeast Syrtis Major Layered Sulfates

Journal of Geophysical Research: Planets
2019-07 | Journal article
DOI: 10.1029/2018JE005706
Contributors: D. P. Quinn; B. L. Ehlmann
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Hubble Ultraviolet Spectroscopy of Jupiter Trojans

The Astronomical Journal
2019-04-01 | Journal article
DOI: 10.3847/1538-3881/ab0e00
Contributors: Ian Wong; Michael E. Brown; Jordana Blacksberg; Bethany L. Ehlmann; Ahmed Mahjoub
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Compositional differences among Bright Spots on the Ceres surface

Icarus
2019-03 | Journal article
DOI: 10.1016/j.icarus.2017.09.020
Contributors: E. Palomba; A. Longobardo; M.C. De Sanctis; N.T. Stein; B. Ehlmann; A. Galiano; A. Raponi; M. Ciarniello; E. Ammannito; E. Cloutis et al.
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Elemental composition and mineralogy of Vesta and Ceres: Distribution and origins of hydrogen-bearing species

Icarus
2019-01 | Journal article
DOI: 10.1016/j.icarus.2018.04.032
Contributors: T.H. Prettyman; N. Yamashita; E. Ammannito; B.L. Ehlmann; H.Y. McSween; D.W. Mittlefehldt; S. Marchi; N. Schörghofer; M.J. Toplis; J.-Y. Li et al.
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Challenges in the Search for Perchlorate and Other Hydrated Minerals With 2.1‐μm Absorptions on Mars

Geophysical Research Letters
2018-11-28 | Journal article
DOI: 10.1029/2018GL080077
Contributors: E. K. Leask; B. L. Ehlmann; M. M. Dundar; S. L. Murchie; F. P. Seelos
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Morphologic Diversity of Martian Ripples: Implications for Large‐Ripple Formation

Geophysical Research Letters
2018-10-16 | Journal article
DOI: 10.1029/2018GL079029
Contributors: M. G. A. Lapotre; R. C. Ewing; C. M. Weitz; K. W. Lewis; M. P. Lamb; B. L. Ehlmann; D. M. Rubin
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Ambient and cold‐temperature infrared spectra and XRD patterns of ammoniated phyllosilicates and carbonaceous chondrite meteorites relevant to Ceres and other solar system bodies

Meteoritics & Planetary Science
2018-09 | Journal article
DOI: 10.1111/maps.13103
Contributors: Bethany L. Ehlmann; Robert Hodyss; Thomas F. Bristow; George R. Rossman; Eleonora Ammannito; M. Cristina De Sanctis; Carol A. Raymond
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