NDA31 May 20268 min read
Earth Hit by Strongest Solar Radiation Storm in 20+ Years
Earth Hit by Strongest Solar Radiation Storm, On January 19, 2026, Earth was struck by a severe solar radiation storm, the most powerful in more than two decades, according to space weather scientists and NOAA’s Space Weather Prediction Center. This storm, ranked S4 on the NOAA scale, marks the strongest solar proton radiation event since October 2003 — surpassing typical space weather disturbances of recent years.
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