Results 61 to 70 of about 6,637 (219)

Collisionless Shocks: Contemporary State After Three Quarters of a Century of Research

open access: yesReviews of Geophysics, Volume 64, Issue 3, September 2026.
Abstract The collisionless shock research started in the late 1950s. Since then, plenty of data have been accumulated due to the large number of missions in the heliosphere, providing in situ measurements of the fields and particles. The quality of these measurements has vastly improved, especially in the last two decades.
M. Gedalin   +2 more
wiley   +1 more source

Farahat, Ashraf (2021), MAVEN GDS2018

open access: yes, 2021
MAVEN data during the 2018 global dust storm ...
Farahat, A (via Mendeley Data)
core   +1 more source

Ionospheric Ambipolar Electric Fields of Mars and Venus: Comparisons Between Theoretical Predictions and Direct Observations of the Electric Potential Drop

open access: yesGeophysical Research Letters, 2019
We test the hypothesis that their dominant driver of a planetary ambipolar electric field is the ionospheric electron pressure gradient (∇Pe). The ionospheres of Venus and Mars are mapped using Langmuir probe measurements from NASA's Pioneer Venus ...
Glyn Collinson   +7 more
doaj   +1 more source

Multipoint Detection of GRB221009A’s Propagation through the Heliosphere

open access: yesThe Astrophysical Journal Letters, 2023
We present the results of processing the effects of the powerful gamma-ray burst GRB221009A captured by the charged particle detectors (electrostatic analyzers and solid-state detectors) on board spacecraft at different points in the heliosphere on 2022 ...
Andrii Voshchepynets   +11 more
doaj   +1 more source

Global Circulation of Martian Ionospheric Currents Revealed by Magnetometer Data

open access: yesAGU Advances, Volume 7, Issue 6, September 2026.
Abstract In the dynamo region of the Martian ionosphere, a large‐scale current is generated by charge separation: ions collide with neutrals while electrons preferentially gyrate around local magnetic field lines. Using MAVEN magnetometer data and a physics‐informed neural network constrained by Ampère's law and Gauss's law for magnetism (the Neural ...
T. Delcourt, A. Mittelholz
wiley   +1 more source

A Survey of Photoelectrons on the Nightside of Mars

open access: yesGeophysical Research Letters, 2021
Despite produced exclusively on the dayside, photoelectrons, as an important population of the Martian ionosphere, have also been observed on the nightside.
Y. ‐T. Cao   +8 more
doaj   +1 more source

Sensitivity of the Martian Magnetotail to Model Configuration Choices in Multispecies MHD Simulations

open access: yesEarth and Space Science, Volume 13, Issue 9, September 2026.
Abstract Numerical modeling has been a key component in the study of the Mars space environment, providing a comprehensive global representation that is not always easy to obtain in spacecraft measurements. However, there are inconsistencies in data‐model and model‐model comparisons, regardless of whether the simulation conditions are identical or ...
Nii‐Boi A. Quartey   +3 more
wiley   +1 more source

Impacts of the GDS 2018 Global Dust Storm on Martian Ionosphere‐Thermosphere Coupling via Atmospheric Tides

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 9, September 2026.
Abstract In this study, we investigate the ionospheric and thermospheric responses to the 2018 Mars global dust storm (GDS 2018) by examining atmosphere–ionosphere coupling through tidal structures. Using Mars Atmosphere and Volatile EvolutioN Neutral Gas and Ion Mass Spectrometer observations, we analyze tidal amplitudes, phases, and inter‐species ...
Noritsugu Nagata   +5 more
wiley   +1 more source

Analysis code for Maven Archetype

open access: yes, 2020
Analysis code for Maven ...
Anonymous
core   +1 more source

Mars' O+ ${\mathbf{O}}^{+}$ and O2+ ${\mathbf{O}}_{\mathbf{2}}^{+}$ Ion Escape During Disappearing Solar Wind Events

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 8, August 2026.
Abstract Disappearing solar wind events (DSWEs), intervals when the solar wind proton density <1 cm−3 ${\text{cm}}^{-3}$, represent one extreme of the Mars solar wind interaction. Using data from NASA's Mars Atmosphere and Volatile Evolution (MAVEN) mission from February 2016 to May 2024, 154 orbits across 90 unique days were identified.
N. R. Schnepf   +12 more
wiley   +1 more source

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