When Is The Next Solar Flare 2025 Time. Next solar flare 2025 schedule zonda maribel, the height of solar activity during a given solar cycle is known as solar maximum, and current estimates predict it. On september 14, 2025, the sun released a powerful x4.5 solar flare, observed by nasa's solar dynamics observatory.
2025 sep 23 1230 utc. Top 50 solar flares of the year 2025.