Eruptions from sunspot AR3664 have created a geomagnetic storm that is delivering jaw-dropping northern lights on Earth. The sunspot blasts X5.8- and X1-class solar flares. NASA's Solar Dynamics ...

NOAA projected Saturday night’s northern lights would have a Kp index of 3, a measure of the aurora’s strength on a scale of ...

The aurora borealis has become more visible to more states in recent months, after activity on the sun’s surface peaked.

Last year, the sun entered the peak period of its cycle of magnetic activity, bringing higher chances of seeing auroras into ...

A surge of solar energy will make the Northern Lights even more visible Tuesday and Wednesday nights — and Wyoming will be in ...

The Space Weather Prediction Center states that geomagnetic activity is predicted for Monday and Tuesday night.

Don't forget to look up, skywatchers! Another round of auroras is heading our way, and for the third time this month. Here's ...

There is a slim chance northern Utahns could be treated to a celestial spectacle this week as solar activity increases.

The northern lights, which can appear green, pink and blue, are the result of geomagnetic storms. The more severe the storm, ...

Last weekend, the sun released two separate eruptions, each hurling a coronal mass ejection (CME) towards Earth.

The Northern Lights are caused by the interaction of solar wind - a stream of charged particles escaping the Sun - and our ...