Solar Activity
NASA scientists observed a solar radio burst that lasted 19 days in August 2025, far exceeding the previous record of five days. The event was tracked using multiple spacecraft across the solar system and linked to a helmet streamer on the Sun.
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Researchers have uncovered evidence of a powerful solar proton event that struck Earth around 1200 ce by analyzing carbon-14 spikes in ancient Japanese trees and cross-referencing medieval records of red auroras.
Geomagnetic storms shook Earth on September 10, 2025, despite the Sun remaining relatively quiet. This activity was monitored through solar images and updates from NASA.
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Solar activity surged over September 7-8, 2025, including an M1.2 solar flare. This follows a period of relative calm and could impact space weather. Observations were reported by solar experts.