Earlier this year, Earth experienced two geomagnetic storms caused by outbursts of radiation from the Sun, which had an impact on satellites in space and communication systems on the ground. As it ...

In a groundbreaking astronomical first, scientists have captured an explosive event resembling the Sun's coronal mass ejections (CMEs) occurring on a distant star about 130 light-years away. The ...

Earth may owe some of its properties to a nearby star that blew up just as the solar system was forming. This pattern, which saw a supernova bubble envelop the sun and shower it with cosmic rays, may ...

High-energy, powerful, and violent stellar explosions called "superflares" have been found to erupt from stars like the sun roughly once every 100 years, making these blasts far more common than ...