Mocked at the time for his penchant for starring in silly sci-fi thrillers and straight-to-DVD action films, he’s gone on to dial up the craziness – appearing in the likes of Mandy, Prisoners of the ...

The NSO described the sun as "a plasma laboratory right on our doorstep" and said that the VTF's image gives promise that with time, the telescope will help scientists better predict when powerful ...

Sunspot AR3186 erupted with an X1-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

A erupted with M1 and M6 class solar flares. Watch the fireworks in these views from NASA's Solar Dynamics Observatory.

By sifting through that vast dataset, the team found 2,889 likely superflares on 2,527 sunlike stars. That works out to ...

In our daily lives, the sun seems constant and quiet, sedately shining at a steady pace. A fundamental rule in physics is ...

Today, all of the above – and more – went dark across Spain and Portugal after both nations were hit by a major power outage.