Results 121 to 130 of about 18,451 (250)

Effect of the 1 December 2023 Geomagnetic Storm on SPP Performance in China

open access: yesSpace Weather
Geomagnetic storms, precipitated by solar phenomena such as coronal mass ejections (CMEs), profoundly disturb the Earth's magnetic field, impacting satellite‐based navigation systems.
Si Chen   +6 more
doaj   +1 more source

Automatic Identification of Interplanetary Shocks Based on Machine Learning

open access: yesSpace Weather, Volume 24, Issue 4, April 2026.
Abstract Fast forward interplanetary shocks (FFs) are one of the primary drivers of space weather events. This study presents an automated detection algorithm for FFs based on a multilayer perceptron model, utilizing in situ measurements of interplanetary magnetic fields and solar wind plasma from the Wind spacecraft at 1 AU.
Yi Tan   +4 more
wiley   +1 more source

Simplified model for solar cosmic ray exposure in manned Earth orbital flights [PDF]

open access: yes
A simple calculational model is derived for use in estimating solar cosmic ray exposure to critical body organs in low-Earth orbit at the center of a large spherical shield of fixed thickness. The effects of the Earth's geomagnetic field, including storm
Cucinotta, Francis A.   +5 more
core   +1 more source

Geomagnetic Storm Research Based on Recent Geomagnetic Explosion

open access: yesInternational Journal of Applied Science
Geomagnetic storms, caused by disturbances in Earth’s mag- netosphere, have garnered significant attention due to their po-tential impact on technology and infrastructure. This article examines the origins and characteristics of geomagnetic storms, often triggered by solar activity like coronal mass ejections.
openaire   +1 more source

BIOLOGICAL EFFECTS OF GEOMAGNETIC STORMS

open access: yes, 2020
Six physiological parameters of cardio-vascular system of rabbits and ultrastructure of cardiomyocytes were investigated during two planetaty geomagnetic storms. At the initial and main phase of the storm the normal circadian structure in each cardiovascular parameter was lost.
CHIBISOV S.M.   +3 more
openaire   +1 more source

Reconstructing Historical Solar Indices for Predicting Past Space Weather Events

open access: yesSpace Weather, Volume 24, Issue 4, April 2026.
Abstract Modeling and forecasting the near‐Earth space environment, specifically the thermosphere, is particularly important because it affects the motion of low‐Earth orbit objects through atmospheric drag. Solar indices such as F10.7, S10.7, M10.7, and Y10.7 are commonly used as inputs to ionospheric and thermospheric density models.
Poshan Belbase   +4 more
wiley   +1 more source

What Is the Lowest Latitude of Discrete Aurorae During Superstorms?

open access: yesSpace Weather
From a survey of published accounts of visual sightings of aurorae, a compilation is presented of the lowest identified geomagnetic latitude at which discrete aurorae were seen at local zenith during magnetic storms having intensities with maximum −Dst ...
Jeffrey J. Love   +3 more
doaj   +1 more source

Climatology of Plasma Irregularities Using ROTI Index From 2008 to 2023 in East West Asia

open access: yesSpace Weather, Volume 24, Issue 4, April 2026.
Abstract This study investigates characteristics of ionospheric irregularities over the East–West Asian equatorial region using the Rate of TEC Index (ROTI) derived from Global Navigation Satellite System (GNSS) measurements. Data from four stations (GUAM, PIMO, CUSV, and IISC) were analyzed for 2008–2023, covering solar cycle (SC) 24 and the ascending
Pandit Drabindra   +2 more
wiley   +1 more source

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