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 ...

Since the spring of 2010, NASA’s Solar Dynamics Observatory (SDO) has been has been shooting continuous photos of the sun, once every 12 seconds in 10 different wavelengths. The results are gorgeous.

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 ...

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 ...