Results 151 to 160 of about 5,188 (295)

Measurements of Forbush Decrease Events at the Center of the South Atlantic Magnetic Anomaly With Muon Detectors

open access: yesSpace Weather, Volume 23, Issue 10, October 2025.
Abstract We present the construction and validation of a low‐cost muon detector in Paraguay, located at the center of the South Atlantic Magnetic Anomaly (SAMA), where the geomagnetic cutoff rigidity R $R$ is 9.63 GV. The detector consists of plastic scintillator plates coupled with silicon photomultipliers for light detection.
Jorge Molina   +12 more
wiley   +1 more source

Thermospheric Density Disturbances During the 2015 St. Patrick's Day Geomagnetic Storm: Model–Observation Comparisons and Analysis of Intense Polar Density Spikes

open access: yesSpace Weather, Volume 23, Issue 10, October 2025.
Abstract Drag affecting satellites in low Earth orbit varies significantly during geomagnetic storms due to changes in thermospheric density. While neutral density can be inferred from satellite measurements, such data sets are limited and restrict neutral density/orbit prediction capabilities.
E. J. Blanchfield   +4 more
wiley   +1 more source

Numerical simulation of an experimental analogue of a planetary magnetosphere

open access: bronze, 2014
Andy Liao   +7 more
openalex   +2 more sources

Characterization of Regional Space Weather Conditions in Mexico During Solar Minimum 24/25: Baseline for Severity Scale Development

open access: yesSpace Weather, Volume 23, Issue 10, October 2025.
Abstract Using observations from the National Space Weather Laboratory's (LANCE acronym in Spanish) ground‐based network, we characterize regional space weather conditions in Mexico during the solar minimum 24/25 (2018–2020). Data analyzed include regional geomagnetic indices (the regional K index, Kmex, and Δ ${\Delta }$H), ionospheric Total Electron ...
J. A. Gonzalez‐Esparza   +6 more
wiley   +1 more source

Exploring Two‐Dimensional and Three‐Dimensional Propagation of Large‐Scale Traveling Ionospheric Disturbances During the May 2024 Geomagnetic Storm Main Phase

open access: yesSpace Weather, Volume 23, Issue 10, October 2025.
Abstract During the main phase of the May 2024 super geomagnetic storm, we investigated large‐scale traveling ionospheric disturbances (LSTID) using data from densely distributed global GNSS receivers. From both two‐dimensional and three‐dimensional (3D) perspectives, we analyzed LSTID propagation characteristics over North America, European, and ...
Ting Zhang   +4 more
wiley   +1 more source

Impacts of the May 2024 Extreme Geomagnetic Storm on Global High‐Accuracy GPS Positioning Solutions

open access: yesSpace Weather, Volume 23, Issue 10, October 2025.
Abstract The May 2024 geomagnetic storm has been recognized as the most severe one in the past two decades and was categorized as an “extreme” (G5) event according to the NOAA space weather scales. This study applies Precise Point Positioning (PPP) software PRIDE PPP‐AR to over 5,800 worldwide GNSS receiver data to highlight the vulnerability of high ...
Zhe Yang, Y. T. Jade Morton
wiley   +1 more source

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