The Sun has released two powerful solar flares over the past one week, causing radio blackouts in some regions. A newly emerged sunspot region, named AR3663, is understood to be behind these solar ...

Japan will study ways to better assess the risk of solar flares. Serious disruptions in the past justify the sense of concern.

A massive solar flare explosion occurred on the sun on Oct. 9, creating the possibility that the Northern Lights can be seen again over Hokkaido and other areas on the following nights. According ...