Solar Flare 2025 Date And Time. How about solar magnetic storms, which are due to reach a cyclical peak in 2025—and could cause widespread havoc and trillions of dollars of damage on earth. The sun emitted the largest solar flare yet in solar cycle 25 (as of march 2023).

Nasa’s solar dynamics observatory captured this image of a solar flare — seen as the bright flash in the center of the sun’s disk — on tuesday, oct. 3, the sun unleashed an x9 magnitude solar flare, which was the most powerful solar outburst since september 2017.