Back in 2019, a consortium of scientists predicted August 2025 as the peak of the solar activity cycle. But where are we now?

The sun can't make up its mind. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The sun offers plenty of brainteasers: Right now, for instance, ...

Every glimmer of the northern lights begins as a spot on the sun’s surface. And if increased solar activity is any indication, the next year and a half will be filled with glimmers. Sunspot ...