The Sun is getting busy and that’s great news for sky watchers! The Sun is getting busy and that’s great news for sky watchers! As we approach solar maximum, the peak of the Sun’s 11-year activity ...

太陽の黒点活動の観測は1755年から始められており、1サイクルがおよそ11年周期であることが知られており、これはソーラーサイクル（太陽活動周期）と呼ばれている。1755年に観測された黒点活動のピークをソーラーサイクル1とすると、2020年はソーラー ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. These processes follow the solar cycle, an 11-year cycle of increasing and decreasing activity on ...

Strongest solar storm in two decades struck earth resulting in rare aurorae far from the poles. What are these solar storms? How are aurorae formed?

Back in 2019, a consortium of scientists predicted August 2025 as the peak of the solar activity cycle. But where are we now? When you purchase through links on our site, we may earn an affiliate ...