BJ
Member Since 2012
Brandon C. Johnson
Associate Professor, Purdue University
AGU Research
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Moment of Inertia and Tectonic Record of Asteroid 16 Psyche May Reveal Interior Structure and Core Solidification Processes
JOURNAL OF GEOPHYSICAL RESEARCH: PLANETS
29 june 2024
Fiona Nichols-Fleming, Alexander J. Evans, Brandon...

The thermal and chemical evolution of (16) Psyche would have been influenced by the direction of core solidification and thickness of an outer (roc...

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Impact‐Generated Fragmentation, Porosity, and Permeability Within the Chicxulub Impact Structure
EARTH AND SPACE SCIENCE
30 april 2024
Amanda Alexander, Simone Marchi, Brandon C. Johnso...

Large asteroid impacts have long been attributed to imparting long‐lived heat in the upper crust, as well as widespread fracturing and porosi...

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Evolution of Impact Melt Pools on Titan
JOURNAL OF GEOPHYSICAL RESEARCH: PLANETS
26 february 2024
Klara Kalousova, Shigeru Wakita, Christophe Sotin,...

Titan is an ocean world with a dense atmosphere, where photochemistry produces complex organic molecules that fall to the surface. An important ast...

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Global Distribution and Volume of Cryptomare and Visible Mare on the Moon From Gravity and Dark Halo Craters
JOURNAL OF GEOPHYSICAL RESEARCH: PLANETS
07 february 2024
Kris Izquierdo, Michael Sori, Brianne Checketts, I...

The present‐day distribution of mare basalts on the Moon is an important constraint on the timing, duration, and flux of volcanism on the Moo...

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Europa's Double Ridges Produced by Ice Wedging
JOURNAL OF GEOPHYSICAL RESEARCH: PLANETS
07 february 2024
Melissa Cashion, Brandon C. Johnson, Hannah Gibson...

Double ridges are sprawling features observed globally across the icy surface of Europa. They consist of two topographic highs flanking a trough. T...

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Demagnetized lunar craters suggest shallow magnetic source bodies
PLANETARY MAGNETISM AND PROTOPLANETARY DISK MAGNETISM II POSTER
geomagnetism, paleomagnetism and electromagnetism | 13 december 2023
Hyeonhu Park, Ian Garrick-Bethell, Brandon C. John...
The origin and age of magnetic anomalies in the Moons crust can provide significant information about the Moons ancient dynamo. In this study, we focu...
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Simulating Impact-Generated Crustal Permeability on the Hadean Earth
EXPLORING THE INTERSECTION OF EARLY EARTH ENVIRONMENTS, PREBIOTIC CHEMISTRY, AND LIFE’S EMERGENCE II POSTER
planetary sciences | 11 december 2023
Amanda Alexander, Simone Marchi, Brandon C. Johnso...
In this work we explore the formation of crustal permeability by hypervelocity impacts on the Hadean Earth (>4 Ga). Using an updated version of the...
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Crustal Block and Muted Ring Development During the Formation of Mercury's Caloris Megabasin
JOURNAL OF GEOPHYSICAL RESEARCH: PLANETS
08 september 2023
Gregory Gosselin, Andrew M. Freed, Brandon C. John...

In contrast to multiring basins, megabasins lack clear ring structures and display crustal profiles characterized by a thin layer of crust at their...

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