Aurora borealis

Astronomer Aman Chokshi talks about indulging his passion for astrophotography during a year-long expedition to the South Pole where he's been working as an astronomer maintaining a unique telescope.

A Michigan-based aurora chaser got an unexpected treat last night when an aurora-like ribbon of glowing stripes paraded just above his head.

Violent activity on the sun last week resulted in stunning views for observers in the northern hemisphere over the weekend.

Space weather watchers observed a series of powerful flares between Aug. 27 and Aug. 29, the most powerful of which registered as a moderate M8-class flare.

Auroras have been swirling through the skies already this week as the sun awakens from slumber.

Italian astronaut Samantha Cristoforetti reveals breathtaking new auroral images from the International Space Station.

Auroras shone in many polar regions last night following a moderate-sized solar storm. And more might be coming after a more recent sun eruption.

A moderate-sized aurora glowed eerily green within view of the International Space Station crew, following a burst of activity from the sun.

The sun has spat out two clouds of plasma in the past two days, which might trigger beautiful aurora displays observable as far south as New York later this week.

A surprise solar storm bashed Earth on Aug. 7 and 8, triggering an appearance of the mysterious glowing phenomenon called STEVE.