Add Yahoo as a preferred source to see more of our stories on Google. The sun, our solar system's ultimate powerhouse, outshines all other energy sources combined by a staggering factor of a trillion.

Two weeks after suffering a legal setback, opponents of recently adopted rules that affect rooftop solar customers across California filed a petition Thursday asking a state appeals court to rehear ...

All the Latest Game Footage and Images from VR Skirmish on Solar System Planets: Shooting Battle Players will start a VR simulation adventure in outer space! This is an adventure game that focuses on ...

Solar maximum has only just officially begun. But now, some scientists are warning that the sun's activity won't actually peak until after this explosive phase is over and we enter the solar "battle ...