The sun is an incomprehensibly gigantic, constantly roiling nuclear furnace—but some days are even busier than others. Based on data collected by NASA’s Solar Dynamics Observatory, our solar system’s ...

Recent solar activity has heightened the risks for the International Space Station (ISS) crew, with solar storms posing direct threats through increased radiation exposure in low-Earth orbit. These ...

Thanks to recent solar activity, parts of the northern states could be treated to a stellar light show as of Oct. 16 Patrick Pleul/picture alliance via Getty A coronal mass ejection (CME) from the Sun ...