The northern lights may be visible along a stretch of northern states Tuesday night, and a recent solar flare could heavily ...

The sun appears to have woken from its slumber with an impulsive X-class solar flare, the most powerful class of solar flare.

The sun released an X-class solar flare, triggering radio blackouts in southern Africa. Accompanying the flare was a CME, ...

After several quiet weeks for the sun, Dec. 8 saw an X-class solar flare erupt. Displays of auroras could be possible in its ...

NASA says the National Oceanic and Atmospheric Administration captured an image of a “strong” solar flare that occurred early ...

A massive X2.2 solar flare erupted, with NASA capturing the event and NOAA monitoring potential geomagnetic storm impacts ...

When the sun flares up, its energy interacts with the ionosphere and the atmosphere in powerful ways. When solar flares or ...

A3 (Tsuchinshan-ATLAS) has come within the sights of the ESA/NASA Solar and Heliospheric Observatory. The spacecraft captured ...

Space weather experts warn that solar activity will persist or even increase after solar maximum has ended and we enter a ...

The Sun's activity is what gives us beautiful auroras — but it also has dramatic negative effects on satellites that go ...

Researchers have used a special instrument on the spacecraft to observe coronal mass ejections, which have revealed coronal ...

The primary source is the sun, with disturbances coming from solar flares, coronal mass ejections and magnetic storms.