Member Since 1993
Dave A. Williams
Research Professor, Arizona State University
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Erosion of Canali by Carbonatite Lavas: A Potential Major Source of CO2 in Venus's Modern Atmosphere
AGU 2024
planetary sciences | 13 december 2024
Allyson Trussell, Joseph G. O'Rourke, Ian T. Flynn...
Volcanism linked to global resurfacing is proposed to have created Venuss present-day, CO2-dominated atmosphere. However, the total volume of volcanic...
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The Hybridized and Collaborative Mission Control and Astronaut Model to Facilitate High-quality Field Education Through GeoSPACE
AGU 2024
education | 12 december 2024
Sean Thatcher, Anita M. Marshall, McKayla Meier, J...
Diversifying the geosciences requires us to dismantle the institutional barriers that prevent marginalized students from completing their degrees. Geo...
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Juno Remaps Io
AGU 2024
planetary sciences | 12 december 2024
Paul Schenk, Candice J. Hansen, Michael A. Ravine,...
Juno's Extended mission permitted a series of encounters with Jupiter's volcanic moon Io in late 2023 and early 2024. Junocam acquired mapping quality...
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New Constraints on Loki Patera's Periodic Brightening
AGU 2024
planetary sciences | 12 december 2024
Madeline Pettine, Julie A. Rathbun, Alexander G. H...
Loki is the most powerful and brightest volcano on Io, and produces a majority of the volcanic output that we observe from Io in the L- and M-bands of...
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Examination of volcanic centers on Io, both new and old, with Juno data
AGU 2024
planetary sciences | 11 december 2024
Ashley G. Davies, Jason Perry, David A. Williams, ...
The Juno spacecraft has returned hundreds of observations of Io in the infrared with JIRAM and many images at increasing spatial resolution with JunoC...
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Updating Io’s North Polar Geologic Map using JunoCam Images
AGU 2024
planetary sciences | 11 december 2024
David A. Williams, David M. Nelson, Ashley G. Davi...
Jupiters volcanic moon Io was geologically mapped globally by [1] using the combined Galileo and Voyager images at a spatial resolution of 1 km/pixel,...
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How SCoPE brings diverse Subject Matter Experts to the NASA Science Activation Program
AGU 2024
science and society | 11 december 2024
David A. Williams, Jessica L. Swann, Ana Aranda, C...
The goal of the NASA SMD Community of Practice for Education (SCoPE) project is to facilitate collaborations between NASA science and engineering subj...
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JunoCam's Survey of Io: an Overview
AGU 2024
planetary sciences | 11 december 2024
Michael A. Ravine, Candice J. Hansen, M. A. Caplin...
Junos mission at Jupiter provided the opportunity for many flybys of Io at a range of distances and geometries, during which JunoCam acquired visible ...
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