Sun Unleashes Earth’s Biggest Radiation Storm in Two Decades
TL;DR Summary
NOAA’s Space Weather Prediction Center says Earth is being hit by an S4 solar radiation storm—the largest in more than 20 years—driven by high-speed charged particles from the Sun that could affect satellites, space launches, and polar aviation. Astronauts aboard the ISS are advised to stay in shielded areas, while geomagnetic activity has sparked auroras worldwide.
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