Some geomagnetic storm conditions are expected after a coronal mass ejection that left the sun last week, forecasters said.

A new adaptive optics system reveals stunning, ultra-sharp views of the Sun’s corona—offering an unprecedented look at solar ...

NOAA's GOES-16 satellite captured the sun blast a "huge rush of mass" that warped the magnetic field, according to the ...

What's the difference between a solar flare and a coronal mass ejection? And how do they lead to auroras?