Images captured by NASA's Solar Dynamics Observatory have revealed that "coronal loops" give off subtle flashes of ...

Earlier this week on Jan. 23, solar wind speeds were only slightly above background levels, indicating minimal geomagnetic ...

Have you hoped to see the northern lights shine over Iowa? You may have a chance tonight if you head far enough north.

Aurora chasers are on high alert as a minor geomagnetic storm is expected to hit Earth soon, potentially triggering ...

NASA/SDO & AIA/EVE/HMI science team / SOHO (ESA & NASA) / GSFC / SWPC | edited by Steve Spaleta ...

A solar explosion called a coronal mass ejection is poised to graze Earth on Friday or Saturday (Jan. 24 or Jan. 25), ...

Researchers have created an improved traffic light system for predicting geomagnetic storms. They are now testing how well ...