The northern lights could be visible across as many as 16 northern states in the U.S. on Sunday, Nov. 9, into Monday, Nov. 10, with a G2 geomagnetic storm being forecast by space weather experts at ...

A powerful solar flare erupted from the sun on November 14, 2025, causing radio blackouts across parts of Africa. This X4-class flare, the second-strongest of the year, originated from a highly active ...

Earth is once again in the firing line. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. AR3664 is no ordinary sunspot. The behemoth dark patch on ...

Like the number of sunspots, the occurrence of solar flares follows the approximately 11-year solar cycle. But as the current Solar Cycle 25 approaches its peak, how are the number of solar flares ...