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

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 ...

The huge solar flare may be the last big explosion from the sun this year. The sun is not quite done with 2024.

It's been a busy year on the sun, as it officially entered the peak of its roughly 11-year cycle of activity, known as solar ...

The new year arrived not only with fireworks, but with displays of aurora across the world at much more southerly latitudes ...

We explain this extraordinary phenomenon—and why solar flares and coronal mass ejections go together like spots on Dalmatians ...

At the start of this new year, we look back at close-up pictures and solar flare data recorded by the ESA-led Solar Orbiter ...

In the final hours of Christmas Day, the sun fired off four solar flares within less than three hours.

The largest solar flare of 2024, and one of the strongest in recent years, was recorded at X9.0. As per data from the Solar and Heliospheric Observatory, it unleashed energy nine times the X-class ...

As scientists continue to monitor the sun with missions like the ESA’s Solar Orbiter, they remain prepared for both the ...

Superflares, by contrast, are rare, higher-energy outbursts – potentially much more powerful than the largest solar flares seen on the sun. Superflares, which release amounts of energy of more ...

Solar flares are closely related to another solar ... X-class flares have been estimated to reach up to an X45; the largest on record, a 2003 Carrington-class near miss first believed to be ...