Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A spotless sun as viewed on ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. On Feb. 22, there were zero ...

The Sun is now at the most active point in its roughly 11‑year solar cycle, and scientists say the current peak has arrived earlier and more forcefully than first expected. As activity climbs, ...

The sun's visible disk has been perfectly free from sunspots for the first time since June 2022, suggesting the current solar cycle might be heading toward its quieter phase. Sunspots are cooler areas ...