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Topical Issue - Space Climate: Solar Extremes, Long-Term Variability, and Impacts on Earth’s System

Open Access

Historical events and observations

Did Alfred Russel Wallace See Aurora near the Equator?

Hisashi Hayakawa, David Hooper, Craig Rodger, Yusuke Ebihara, Heikki Nevanlinna and David Willis

Received: 17 October 2025 / Revised: 06 February 2026 / Accepted: 06 February 2026

DOI: https://doi.org/10.1051/swsc/2026003

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Technical Article

Assessment of Impacts to Aviation Radiation by Extreme Space Weather Events and New Atmospheric Radiation Scales

Fan Lei, Clive Dyer and Keith Ryden

Received: 20 February 2026 / Revised: 30 June 2026 / Accepted: 04 July 2026

DOI: https://doi.org/10.1051/swsc/2026025

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Open Access

Project report

The Space Weather Awareness Training Network

Teresa Barata, Dario Del Moro, Robertus Erdélyi, João Fernandes, Ricardo Gafeira, M. K. Georgoulis, K. Murawski, A. Nindos, Orlando Oliveira, S. Patsourakos et al. (19 more)

Received: 29 July 2025 / Revised: 13 May 2026 / Accepted: 14 May 2026

DOI: https://doi.org/10.1051/swsc/2026020

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Open Access

Research Article

Driving the Mid-Latitude Ionosphere from Below: A Statistical Study Using LOFAR

Alan Wood, Maaijke Mevius, Richard A. Fallows, Juliana Jaen, Gareth D. Dorrian, Ben Boyde, Katarzyna Beser, Pietro Zucca, Mattia Mancini, Corwin J. Wright et al. (40 more)

Received: 18 December 2025 / Revised: 08 May 2026 / Accepted: 29 May 2026

DOI: https://doi.org/10.1051/swsc/2026023

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Open Access

Technical Article

Multi-Scale Irregularities Product for Space Weather Applications Utilizing High-Resolution Swarm Plasma Density Data

Yaqi Jin, Luca Spogli, Daria Kotova, Alan Wood, Jaroslav Urbář, Lucilla Alfonsi, Mainul Mohammed Hoque and Wojciech Jacek Miloch

Received: 23 January 2026 / Revised: 03 June 2026 / Accepted: 07 June 2026

DOI: https://doi.org/10.1051/swsc/2026024

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