Add Yahoo as a preferred source to see more of our stories on Google. (KRON) — A “severe” geomagnetic storm watch has been issued for Monday and Tuesday as the largest solar radiation storm in more ...

Add Yahoo as a preferred source to see more of our stories on Google. Referred to as a “stealth storm,” a recent coronal mass ejection went undetected until it hit Earth. Stealth coronal mass ...

A coronal mass ejection (CME) is an outburst of solar material, plasma, and magnetic fields from the sun’s outer atmosphere. CMEs are common, but a particularly strong one was observed early Tuesday ...

The northern lights could be visible from states along the U.S.-Canadian border on Sunday night, forecasters at the National Oceanic and Atmospheric Administration said, as a coronal mass ejection ...

Auroras may be visible from Alaska to Wyoming tonight as Earth braces for impact from a speedy coronal mass ejection. When you purchase through links on our site, we may earn an affiliate commission.

Here’s what you’ll learn when you read this story: Warped magnetic fields in the lower corona are what directly give rise to coronal mass ejections. When these stressed, unstable magnetic fields twist ...