A Kp index of five was recorded Sunday night and early Monday after “isolated periods” of geomagnetic storms created by ...

With a Kp index of 6, the sky will feature a colorful display of auroras this week, making the lights all the brighter and visible along the northern U.S. Up to 18 states will have a chance to witness ...

Some states in the northern U.S. could have a chance to see the northern lights on Monday, with quieter auroral activity ...

And if it looks as if the northern lights will flare up near you, you should get away from cities and travel to dark locations free from light pollution so you can best see them. The agency also ...

The northern lights occur when electrically charged particles from the sun — mostly electrons and protons — slam into Earth's upper atmosphere at speeds of up to 45 million mph (72 million kph ...

WASHINGTON — The northern lights may be gearing up for an encore. Nearly a dozen states may get another opportunity to catch the colorful lights on Wednesday night as the National Oceanic and ...

Something exciting is brewing up in the skies above our heads. This week, there were/are two nights where we might be able to see the northern lights, depending on where we live in the U.S., as ...