Active Region 4299, near the north-central part of the solar disk, produced an M8.1 flare (NOAA Scale R2-Moderate) that peaked at 06/2039 UTC. Everything still looks great as the SWFO-L1 …

Cosmic rays are a surprisingly "down to Earth" form of space weather. They can alter the chemistry of the atmosphere, trigger lightning, and penetrate commercial airplanes.

Solar flares Solar activity past two hours 14:30 15:00 15:30 16:00 B C M ©NOAA SWPC - SpaceWeatherLive.com Current value

1 day ago · A strong geomagnetic storm is forecast for Tuesday, according to the National Oceanic and Atmospheric Administration's Space Weather Prediction Center.

Also referred to as the “Solar Geophysical Activity Report and Forecast”, this report provides a summary and analysis of solar and geomagnetic activity during the previous 24 hours as well …

2 days ago · Strong Flare Erupts from Sun The Sun emitted a strong solar flare, peaking at 12:01 a.m. on Dec. 8, 2025. NASA’s Solar Dynamics Observatory, which watches the Sun …

15 hours ago · An idea about the sun’s magnetic field called the terminator model could help predict dangerous space weather more accurately