Solar flares and other activity can disrupt radio communications, power grids and navigation signals, according to NASA.

Scientists caught a massive and extremely powerful X-class solar flare being spat out from the sun on Friday (March 28), just before the stellar eruption triggered a radio blackout across two ...

The Sun fired a staggering X1.9-class solar flare at the turn of the month, triggering a sudden, widespread radio blackout ...

Even Florida got to see the Northern Lights in all their glory; well, that’s a plot twist if there ever was one. A very rare ...

Could we see more northern lights this month? Multiple sunspots are rotating into view, with one already release an X-class ...

A moderate geomagnetic storm watch has been issued, here's what to know and how far south the northern lights may come.

Weather on Earth can be wild, but it's not the only kind of weather we have to deal with. Space weather — all the winds and particles streaming off the sun — can have major impacts on Earth and human ...

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The Sun is covered in dark patches bigger than Earth. A powerful flare has already erupted, with more likely coming.

The NOAA three-day forecast is dotted with several predictions of KP levels reaching high enough for a G1 geomagnetic storm. A G1 storm is a minor solar storm, but one that could bring potential ...