Results 191 to 200 of about 78,655 (291)

The Evolution of the Ionospheric Irregularities and Their Effects on GNSS Over China During the Geomagnetic Storm on 1 December 2023

open access: yesSpace Weather, Volume 24, Issue 4, April 2026.
Abstract This study investigated a large‐scale ionospheric irregularities event over low‐ to mid‐latitude China during the 1 December 2023 geomagnetic storm using ROTI data, loss‐of‐lock (LoL) in L2 from 250 GNSS receivers, and S4 data from 16 ISMs.
Yi Zeng   +4 more
wiley   +1 more source

The Prediction of Short‐Term Atmospheric Density in Lower Thermosphere

open access: yesSpace Weather, Volume 24, Issue 4, April 2026.
Abstract Accurate short‐term prediction of atmospheric density in the lower thermosphere (85–125 km) is essential for precise orbit determination and satellite drag mitigation, particularly during geomagnetic storms. Although physics‐based models such as NRLMSIS 2.1 provide empirical estimates, their effectiveness is limited under extreme space weather.
Zheng Li   +4 more
wiley   +1 more source

Magnetic reconnection in the plasma disk at 23 Jupiter radii. [PDF]

open access: yesNat Commun
Wang JZ   +9 more
europepmc   +1 more source

Magnetic Reconnection as a Potential Trigger for Magnetotail Flapping at Mars: Insights From MAVEN and Tianwen‐1 Observations

open access: yesAGU Advances, Volume 7, Issue 2, April 2026.
Abstract Magnetotail current sheet (CS) flapping is a universal plasma phenomenon observed at multiple planets, yet its triggering mechanisms remain poorly understood outside of Earth. At Mars, single‐spacecraft observations have also reported tail flapping, but the processes responsible for its onset have never been identified.
Yuanzheng Wen   +18 more
wiley   +1 more source

Formation and Deformation of a Short‐Lived and Immature Continental Back‐Arc Basin in Southeastern Tibet

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 4, April 2026.
Abstract Comprehension of the ophiolitic mélange plays a key role in the tectonic reconstruction of an ancient orogenic belt in terms of plate tectonics. The tectonic nature of the NNW‐trending southern Jinshajiang ophiolitic mélange is still controversial.
Di Xin   +4 more
wiley   +1 more source

Exploring the extremes: The cosmic laboratory. [PDF]

open access: yesInnovation (Camb)
Huang Y, He S, Ge L, Li Z, Mao Y, Liu J.
europepmc   +1 more source

Magnetosphere of Mars at Almost Radial Interplanetary Magnetic Field

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 4, April 2026.
Abstract We have studied the structure of the Martian magnetosphere under conditions of an almost radial interplanetary magnetic field (IMF). Under such conditions, the currents driven by the motional electric field −1cVsw×BIMF ${-}\frac{1}{c}{\mathbf{V}}_{sw}\times {\mathbf{B}}_{\mathit{IMF}}$ are expected to be strongly reduced, and the induced ...
E. Dubinin   +9 more
wiley   +1 more source

Analyzing AZ-non-Maxwellian distributions in Earth's magnetosphere: MMS observations. [PDF]

open access: yesSci Rep
Abid AA   +7 more
europepmc   +1 more source

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