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

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 AR3500 blasted a M9.8-class solar flare. NASA's Solar Dynamics Observatory captured footage of the flare in multiple wavelengths. Views from the ESA/NASA Solar and Heliospheric Observatory ...

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

The European Space Agency shows how the sun’s activity has ramped up as it careened toward "solar maximum." Data sonification brings solar flares to life through audio.

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

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 captured ...

L1, India’s first solar observatory spacecraft, approaches on January 6, researchers highlight its ground-break ...

Stars like our own Sun produce “superflares” around once every 100 years, surprising astronomers who had previously estimated that such events occurred only every 3000 to 6000 years. The result, from ...

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

Projections suggest auroral activity could increase in 2025 as activity on the sun’s surface maintains a “solar maximum.” ...