JC
Member Since 2005
Julie C. Castillo
Senior Research Scientist, NASA Jet Propulsion Laboratory
AGU Research
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Feasibility of Passive Sounding of Uranian Moons Using Uranian Kilometric Radiation
EARTH AND SPACE SCIENCE
01 february 2024
Andrew Romero-Wolf, Gregor Steinbrügge, Julie C. C...
We present a feasibility study for passive sounding of Uranian icy moons using Uranian Kilometric Radio (UKR) emissions in the 100–900 k...
The Global Shape, Gravity Field, and Libration of Enceladus
JOURNAL OF GEOPHYSICAL RESEARCH: PLANETS
15 january 2024
Ryan S. Park, Nickolaos Mastrodemos, Robert Jacobs...
In order to improve our understanding of the interior structure of Saturn's small moon Enceladus, we reanalyze radiometric tracking and onboard ima...
Internal Evolution and Current State of Enceladus Accreted from Cometary Material
ENCELADUS: FROM INNER WORKINGS TO THE POTENTIAL FOR LIFE I POSTER
planetary sciences | 14 december 2023
Julie C. Castillo, Christopher R. Glein, Samuel W....
Observations of Enceladus plume composition have led to the suggestion that the moon formed from cometary material (Waite et al., Nature 2009; Glein a...
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Interiors and Thermal State of the Major Moons of Uranus as a Function of their Origin
THE ICE GIANTS: EXPLORING THE PLANETARY SYSTEMS OF URANUS AND NEPTUNE II ORAL
planetary sciences | 14 december 2023
Julie C. Castillo, Matthew M. Hedman, Mohit Melwan...
The five major moons of Uranus are important targets for future spacecraft missions. Important phenomena can be tested at these moons, such as the mec...
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Geodetic Investigations of the Europa Clipper Mission
OCEAN WORLDS AND SEARCH FOR LIFE: HORIZONS IN ICY SATELLITE SCIENCE AT THE LAUNCH OF THE HISTORIC EUROPA CLIPPER MISSION I POSTER
planetary sciences | 14 december 2023
Gregor Steinbrügge, Ryan S. Park, James H. Roberts...
The Europa Clipper spacecraft carries a suite of complementary instruments that enable highly integrated geodetic investigations of Europa. The role o...
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Joint Inversion of Magnetic Induction and Gravity Science Measurements Using New Laboratory Data for Europa Analog Solutions
OCEAN WORLDS AND SEARCH FOR LIFE: HORIZONS IN ICY SATELLITE SCIENCE AT THE LAUNCH OF THE HISTORIC EUROPA CLIPPER MISSION I POSTER
planetary sciences | 14 december 2023
Marshall J. Styczinski, Steve Vance, Julie C. Cast...
Europa Clipper's investigation of habitability requires geophysical measurements to reveal the depth, thickness, and salinity of Europa's subsurface o...
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PASSIVE SOUNDING OF URANIAN MOONS USING URANIAN KILOMETRIC RADIATION
RADAR INVESTIGATIONS OF PLANETARY SURFACES AND SUBSURFACES I POSTER
planetary sciences | 14 december 2023
Andrew Romero-Wolf, Gregor Steinbrügge, Julie C. C...
The five largest moons of the Uranian system are of particular interest due to their potential for harboring subsurface oceans [1]. This possibility i...
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Evidence for nitrogen-bearing species on Umbriel and implications for the origin and evolution of the Uranian moons’ surface compositions
THE ICE GIANTS: EXPLORING THE PLANETARY SYSTEMS OF URANUS AND NEPTUNE II ORAL
planetary sciences | 14 december 2023
Richard J. Cartwright, Julie C. Castillo, David R....
The Uranian moons Ariel, Umbriel, Titania, and Oberon have surface compositions dominated by H2O ice mixed with a spectrally neutral component, overpr...
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