Wow! Sun unleashes massive flare, biggest since 2017 - See in 4K

Sunspot AR3590 blasted an X6.3 class solar flare on Feb. 22, 2023, the biggest flare since 2017. The same sunspot previously unleashed X1.8 and solar flares within a few hours of one another on Feb. 21-22, 2024. Full Story: See the X9 flare of 2017: Credit: Credit: | footage courtesy: NASA / SDO and the AIA, EVE, and HMI science teams / | edited by Steve Spaleta () Music: The Ethereal by Ave Air / courtesy of