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.

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

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

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

Solar cycle 25 may be on the downswing, but that doesn’t seem to be stopping the auroras from putting on a show. A strong ...

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 ...

The world's largest solar telescope just captured the highest-resolution images of a solar flare to date — and they're spectacular. Researchers trained the Hawaii-based Daniel K. Inouye Solar ...

NASA reported a significant X-class solar flare, specifically an X1.9 event, on January 18, which was captured by its Solar ...

The sun is not a static, tranquil sphere of gas, but an active, turbulent star with magnetic fields that twist and snap in powerful eruptions. Among the most striking and energetic of these eruptions ...

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 ...