X-class flares are the most energetic class of solar flares, with each step up in number representing a tenfold increase in ...

NASA reports sunspot region 4114 unleashed 2025's most powerful X1.2-class solar flare on June 17, causing widespread ...

A powerful X1.2 solar flare erupted from the Sun, causing radio blackouts and sparking warnings of more flares and possible ...

Although the repeating cycle of sunspots was first seen in the mid-18th century, the fact that the Sun went through cycles ...

The Facility for Laboratory Reconnection Experiments (FLARE) represents the next generation of research into fundamental ...

Forecasters of space weather keep an eye on the sun to stay ahead of eruptions of solar material that have the ability to shut down power grids on Earth, disrupt aircraft routes, global communications ...

The robotic Solar Orbiter spacecraft has obtained the first images ever taken of our sun's two poles as scientists seek a ...

The Sun Is Already Starting Its Next Solar Cycle -- Despite Being Halfway Through Its Current One July 19 ... findings suggest sunspots and solar flares could be generated by a magnetic field ...

The magnetic field drives the formation of sunspots, cooler regions on the solar surface that appear as dark blotches. At the ...

For the first time, ESA’s Solar Orbiter has captured direct images of the Sun’s north and south poles, offering crucial ...

Earth was struck by a powerful Coronal Mass Ejection (CME), with the speed of upwards of 1000 km/sec late on Saturday ...