Results 321 to 330 of about 531,343 (389)

Investigations of the Sinus Aestuum DMD: An Anomalously Large and Compositionally Distinct Lunar Pyroclastic Deposit

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 9, September 2025.
Abstract The Sinus Aestuum (SA) dark mantle deposit (DMD) is a regional pyroclastic deposit on the central lunar near‐side. Spectra from the SA DMD are anomalous when compared to other DMDs and have been interpreted to represent a high abundance of the mineral spinel. The SA spinels are compositionally distinct compared to other lunar spinels and their
Cosmo T. Sikes   +2 more
wiley   +1 more source

QnAs with Katherine Freese. [PDF]

open access: yesProc Natl Acad Sci U S A
Gabrielsen P.
europepmc   +1 more source

JunoCam Observations of Io

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 9, September 2025.
Abstract During multiple Juno encounters with Io in 2023 and 2024, the spacecraft's imaging system, JunoCam, acquired approximately one hundred images of Io. These images have a range of scales down to 1 km per pixel, and covered more than half of Io's surface, including the previously poorly resolved northern and southern polar regions.
M. A. Ravine   +14 more
wiley   +1 more source

Space‐Time Causal Discovery in Earth System Science: A Local Stencil Learning Approach

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 2, Issue 3, September 2025.
Abstract Causal discovery tools enable scientists to infer meaningful relationships from observational data, spurring advances in fields as diverse as biology, economics, and climate science. Despite these successes, the application of causal discovery to space‐time systems remains immensely challenging due to the high‐dimensional nature of the data ...
J. Jake Nichol   +5 more
wiley   +1 more source

Theory and Modeling of Large Scale Plasmapause Surface Waves

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 9, September 2025.
Abstract The plasmapause in Earth's magnetosphere represents the boundary between the plasma which co‐rotates with the Earth (plasmasphere), and the more tenuous plasmatrough outside. The density change across the plasmapause can be large, changing by approximately 1–2 orders of magnitude depending on the prevailing conditions. This would suggest it to
T. Elsden   +5 more
wiley   +1 more source

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