Solar Flare May 2024. This solar flare is the largest of solar cycle 25 and is classified as an x8.7 flare. From may 3 through may 9, 2024, nasa’s solar dynamics observatory observed 82 notable solar flares.
The colossal sunspot group ar3664 responsible for the epic may 2024 solar storms and widespread auroras is back — well, almost. This solar flare is the largest of solar cycle 25 and is classified as an x8.7 flare.