The Sun is a complex physical body. It generates incredible amounts of heat and a strong, often tangled, magnetic field.
Articles on Solar cycle
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Australians were in for a Mother’s Day treat as auroras swept the skies. But there was little warning, and the spectacle didn’t repeat.
A more active Sun could disable satellites and affect electrical grids on Earth.
The preliminary global-average temperature anomaly for September is a shocking 1.7°C. These are the drivers of current record-breaking heat.
We’re currently a few years into the 25th studied solar cycle. An 11-year period of sun activity, this solar cycle is more active than previously expected.
Top contributors
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Lecturer in Astronomy, Nottingham Trent University
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ARC Future Fellow and Associate Professor in Climate Science, ARC Centre of Excellence for 21st Century Weather, The University of Melbourne
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Associate Professor, RMIT University
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Postdoctoral Fellow in Space Physics, University of Saskatchewan
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ARC Future Fellow, Physics, University of Newcastle
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Researcher in Astrophysics, Smithsonian Institution