Solar Orbiter observations show that a medium-class solar flare formed through cascading magnetic reconnection events, ...

Earth just experienced a rare S4 solar radiation storm, the most intense since 2003 — powerful for satellites and astronauts, ...

Scientists watched a solar flare grow from tiny magnetic sparks into a violent plasma-raining avalanche on the Sun.

A powerful flare unleashed a severe solar storm that caused auroras and GPS disruptions on Earth.

F or all of its life-sustaining energy, the sun is pretty chaotic. Roiling plasma covers its surface along with fluidic snarls of magnetic fields that birth solar flares. These fiery outbursts occur ...

“This is the longest continuous series of images ever created for a single active region: It’s a milestone in solar physics,” ...

Just as avalanches on snowy mountains start with the movement of a small quantity of snow, the ESA-led Solar Orbiter ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Thermal image of an eruption or flare on the surface of the ...

The powerful belch of material ejected during a solar flare may be way hotter than scientists thought it was. A new mathematical analysis suggests that the engine driving solar flares is far more ...

Nov. 12 (UPI) --Private space company Blue Origin canceled Wednesday's planned Mars-bound launch from Florida of its ESCAPADE craft for the second time due to increased solar flare activity. The ...

Earth is experiencing a severe solar radiation storm, the strongest in two decades. This event is disrupting satellite ...

Severe' solar flares have triggered a Aurora Australis that could be seen across Australia tonight. Here's where to see it.