Skywatchers are set to be dazzled by the northern lights over the coming hours, as a geomagnetic storm builds.

The sun is at the peak of its 11-year cycle. That means an uptick in solar flares will lead to more chances to see the northern lights over the next couple of years.

As the solar activity that causes the aurora borealis is expected to reach the peak of its 11-year cycle in the next year, opportunities to see it are booming via cruises, train trips and tours.

The colorful Northern Lights, or aurora borealis, appear when electrically charged particles from the sun interact with molecules in Earth's atmosphere. Northern Lights may appear unusually far ...

The aurora borealis might appear in skies from Washington to New York, lighting up the night with beautiful colors, as a stream of electrically charged particles called "solar wind" hits the poles ...