"Some of the extreme ultraviolet light above active regions flickers erratically for a few hours before a solar flare," ...

How often do solar eclipses occur? NASA’s new “heat map” showing the geographical distribution of total solar eclipses has revealed that any specific location on Earth experiences a total ...

charged particles deep into our solar system. "Without that activity, we would not exist. That activity is really necessary for life to kick off," Rawafi said during NASA's livestream. So ...