Solar Flare December 2025. The agency says the solar flare, a powerful burst of energy from the sun, peaked at 4:06 a.m. On october 3, 2024, the same day the sun emitted a powerful x9.0 solar flare, the parker solar probe completed its 21 st elliptical orbit through the corona, coming within 4.51 million miles of.
Strongest solar flare of solar cycle 25 published: In december 2019, when the current solar cycle (solar cycle 25) began, the scpp predicted that solar maximum would likely start around 2025 and be relatively weak compared with past.