Skywatchers across nine northern U.S. states have a rare chance to witness a dazzling display of the aurora borealis this ...

Skywatchers were left surprised, puzzled and awestruck by a mysterious streak of light slicing through the night sky.

Forecasters said auroral activity could increase through the night, potentially pulling the phenomenon to more states.

During the emergency drill, the most serious situation imagined was a huge solar storm, a powerful explosion from the Sun ...

A severe solar storm can cause power blackouts, satellite communication failures, resulting in the shutdown of ...

These intense bursts of solar energy have come from an unusually active sunspot called AR4087, which is now directly facing ...