Kristin John's project aims to understand regolith, the fine material covering asteroids and other solar-system bodies, and its behavior in microgravity.
Priya Donti and Kelly Kochanski also are coauthors on a June paper identifying key climate change effects on which machine learning could have an impact.
Norman Yao of the University of California, Berkeley, will receive the 2020 George E. Valley Prize for outstanding scientific contributions to physics.