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space weather (hazard)

A lake, surrounded by low hills and trees, is overlooked from a nearby hill. In the mid-ground, a white truck drives across the frame.
Posted inResearch Spotlights

New 3D Model Reveals Geophysical Structures Beneath Britain

by Nathaniel Scharping 10 October 202510 October 2025

Using magnetotelluric data to identify subsurface electrically conductive and resistive areas, scientists can identify underground features and predict how space weather may affect infrastructure.

An artist’s depiction of four purple octagonal spacecraft flying in space. The light behind them is orange from the Sun, and in the background at right is Earth, surrounded by an overlapping series of magnetic field lines.
Posted inResearch Spotlights

Magnetic “Switchback” Detected near Earth for First Time

Sarah Stanley, Science Writer by Sarah Stanley 8 October 20258 October 2025

Until recently, this type of zigzag shape—formed by energetic rearrangement of magnetic field lines—had been seen only near the Sun.

Graph from the article.
Posted inEditors' Highlights

Spacecraft Surveys Shed New Light on Auroral Kilometric Radiation

by Alberto Montanari 3 September 20253 September 2025

Observations show low-density space channels guide Auroral Kilometric Radiation, like wind through mountain tunnels, offering new insights into its occurrence and directionality.

Graph of geomagnetic storms over time.
Posted inEditors' Highlights

The Power of Naming Space Weather Events

by Andrew Yau 10 July 20258 July 2025

Mother’s Day Storm? Why not! Bastille Day Storm? Mais oui! Space scientists make the case for a standardized naming convention for geomagnetic storms, to increase public awareness and preparedness.

A bright ring of light surrounds the North Pole in a black-and-white composite satellite image over the Northern Hemisphere, with land areas outlined in black.
Posted inResearch Spotlights

U.K. Space Weather Prediction System Goes Operational

by Saima May Sidik 23 June 202523 June 2025

Officials now have access to a suite of models they can use to head off damage to critical infrastructure.

Diagram from the study.
Posted inEditors' Highlights

Fast Flows in Earth’s Magnetotail Surveyed by NASA Satellites

by Mary Hudson 9 April 20253 April 2025

A survey of high-speed electron flow observed by NASA satellites in the Earth’s magnetotail is presented and related to the process of magnetic field line reconnection and particle acceleration.

Posted inEditors' Highlights

2024年5月超级地磁暴冲击后的电离层变化

by Alberto Montanari 3 April 20253 April 2025

一项新研究发现,2024 年 5 月超级地磁暴影响下,地球高层大气与电离层发生了独特的变化。

Visualization of Earth being hit by a geomagnetic superstorm.
Posted inEditors' Highlights

Ionospheric Changes Following the Geomagnetic Storm of May 2024

by Alberto Montanari 7 March 20253 April 2025

A new study finds that unique ionospheric changes occurred in the upper atmosphere in response to the May 2024 geomagnetic superstorm.

Graph from the paper.
Posted inEditors' Highlights

Prediction of Equatorial Plasma Bubbles for Navigation and Communication

by Alberto Montanari 7 March 20257 March 2025

Scientists demonstrate a new technique to predict the formation of equatorial plasma bubbles, a crucial space weather phenomenon affecting satellite-based communication and navigation systems.

Diagram from the study.
Posted inEditors' Highlights

Wave-Modulated Electron Loss Affects GPS Location Determination

by Mary Hudson 7 January 202520 December 2024

Earth’s magnetosphere controls ionospheric total electron content modulation via plasma wave-induced electron loss impacting GPS spatial location determination.

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