Behemoth sunspot AR3664 unleashes its biggest solar flare yet, sparking radio blackouts on Earth
A massive solar flare from sunspot AR3664 has struck Earth, causing significant disruptions to high-frequency radio signals across Asia, eastern Europe, and eastern Africa. This X3.98 flare is the largest yet from AR3664 and ranks as the 4th largest of the solar cycle. Solar flares are powerful bursts of electromagnetic radiation categorized by size; X-class flares are the most potent. The flare also generated a … Continue reading Behemoth sunspot AR3664 unleashes its biggest solar flare yet, sparking radio blackouts on Earth
