Behemoth sunspot AR3664 unleashed the largest solar flare ever, causing radio blackouts on Earth (video)
He went and did it again. Massive sunspot AR3664 has unleashed the most powerful solar flare ever, and Earth is once again in the line of fire. The X3.98 burst peaked early this morning (May 10) at 02:54 (0654 GMT) and triggered a temporary or complete loss of high-frequency (HF) radio signals across Asia, Eastern… Read More »