NASA's Solar Dynamics Observatory captured sunspot AR3386 blast a long-duration X1.6-class solar flare and X1 flare. See time ...

NASA’s Solar Dynamics Observatory captured an X2.8-class solar flare and a pair of m-flares that preceded it in multiple wavelength. Reported to be the biggest flare since an X9.3 flare in Sept. 2017.

These CMEs are currently headed toward Earth and will likely cause strong to minor geomagnetic storms later today and ...

As this month's string of powerful X-class solar flares sparked brilliant auroras that lit up skies across an unusually wide ...

Sunspot AR3186 erupted with an X1-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple wavelengths. Credit: NASA/SDO/HelioViewer| edited by Space.com's Steve Spaleta ...

An M3-class solar flare that lasted about 3 hours created a massive coronal mass ejection. The Solar Dynamics Observatory (SDO) and the Solar and Heliospheric Observatory (SOHO) captured the fireworks ...

The eruption was accompanied by a CME, which is currently under analysis to assess whether any part of it is headed for Earth ...

According to the NOAA Space Weather Prediction Center, the geomagnetic activity reached level G4, the second highest level, ...

The Sun recently erupted with its most powerful solar flare of 2025, a massive burst of energy that immediately impacted ...

The “strongest” solar flare of the year so far brought severe geomagnetic activity to large portions of Canada and northern ...