The sun started 2025 with a bang as it fired off a powerful solar flare this morning.

Sunspot AR3256 erupted with an X1.2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

On January 3, the Sun unleashed a powerful X1.2 solar flare, the first one in 2025, causing radio blackouts in parts of South ...

A powerful X1.8 solar flare erupted on January 4, 2025, and was recorded at its peak—7:48 a.m. ET—by NOAA’s Solar Ultraviolet ...

Sunspot AR3311 have been extremely active since its emergence in NASA Solar Dynamics views. Seven m-class flares can be seen in this time-lapsed footage. Credit: NASA/SDO/Helio Viewer ...

The northern lights could once again grace US skies over the coming days. A minor geomagnetic storm is projected to impact ...

The highest-class solar flare, this year’s first, occurred on Friday, the Moscow-based Institute of Applied Geophysics ...

Sunspots AR3664 and AR3663 have been erupting with X- and M-class solar flares. Both sunspots are Earth-facing and could potentially deliver a solar storm. NASA's Solar Dynamics Observatory ...

The Origin of the Sun's Magnetic Field Could Lie Close to Its Surface May 22, 2024 — Surprise findings suggest sunspots and solar flares could be generated by a magnetic field within the Sun's ...

The northern lights could once again grace US skies over the coming days. A minor geomagnetic storm is projected to impact Earth on Saturday and Sunday following the effects of a recent coronal ...