Add Yahoo as a preferred source to see more of our stories on Google. We are currently midway through Solar Cycle 25, the 25th solar cycle since the naming convention began back with Solar Cycle 1 in ...

US Energy Information Administration (EIA) data released on November 25 and reviewed by the SUN DAY Campaign reveal that, during the first nine months of 2025 and for the past year, solar and battery ...

A new report from a leading solar industry group and a top energy data analytics firm said about 43 GW of new solar power generation capacity was added across the U.S. last year. The Solar Market ...

Activity on the sun is not constant; it varies along a cycle of about 11 years. The peak of this solar cycle — called solar maximum — is when sunspots, solar flares and coronal mass ejections (CMEs) ...