Was There A Giant Sun Flare Today May 9 2024 Today. It peaked at 9:23 p.m. Sun emits x9.0 flare on october 3, 2024.

This solar flare is the largest of solar cycle 25 and is classified as an x8.7 flare. Edt on may 7 (0142 gmt on may 8) and the second just a few hours later at 1:08 a.m.