Aurora borealis

Before capturing "unreal" footage of auroras from the International Space Station, Josh Cassada was troubleshooting how to fit a fifth person into a four-seat SpaceX spacecraft.

A series of powerful solar storms set the sky ablaze in the last two days of February, with aurora sightings reported unexpectedly far away from their usual territories.

NASA astronaut Josh Cassada captured a stunning shot of green auroras dancing in Earth's skies from his vantage point on the International Space Station.

A solar storm that swept across Earth on Monday (Feb. 27) forced SpaceX to delay a Starlink launch and temporarily disrupted operations of several Canadian oil rigs.

Powerful solar wind is blowing from the sun these days, setting the sky ablaze with auroras as far south as England's capital London. And more is yet to come.

A stream of solar plasma arrived at Earth last night, triggering rare red aurora displays across Canada, northern U.S. and Europe. And more is on its way.

Vincent Ledvina was as excited as the particles in the atmosphere over his head when a well-timed solar eruption triggered a night of auroral splendor on Valentine's Day.

Minor or G1-class aurora storms may happen overnight in high-latitude areas due to a swarm of particles associated with a big solar outburst on Saturday (Feb. 11).

Rare clouds that give off bright, multi-colored light like an aurora were recently spotted at multiple locations in the Arctic. But what causes them?

A physics student and 'aurora chaser' got a special treat after reserving a cabin in Iceland: A storm surge of green auroras shimmering in the sky just overhead.