A powerful geomagnetic storm caused by an X-class solar flare and a fast-moving coronal mass ejection has disrupted Earth's ...

The sun sure has woken up this week, unleashing a powerful X-class solar flare on Jan. 18 that hurled a colossal, fast-moving ...

The northern lights may be seen in Massachusetts tonight as an X-class solar flare could cause a severe geomagnetic storm.

"Sunspots 4114 erupted with an X1.2-class solar flare. Minutes lates, sunspot AR4115 "erupted in quick succession," according ...

Sunspot AR3663 erupted with powerful X1.6 and M4 solar flares. NASA's Solar Dynamics Observatory captured the fireworks.

An X-class solar flare has produced an Earth-directed coronal mass ejection, increasing solar activity and raising the likelihood of geomagnetic impacts within 24 hours.

A powerful flare has unleashed a severe solar storm that could cause auroras and satellite disruptions on Earth.

Colorful auroras could dazzle skywatchers again on Monday night amid a severe geomagnetic storm and what the National Oceanic ...

A solar radiation storm stronger than one we’ve seen in over two decades is in progress, the Space Weather Prediction Center ...

The Met Office's space weather forecast said solar activity was "high" yesterday, with a "long-period storm flare", which ...

STUNNING Northern Lights could fill the night sky over the UK tonight after a powerful mass was splurted from the sun. A ...

South Australia’s skies could light up with a spectacular aurora australis display tonight thanks to a powerful geomagnetic ...