In Europe, the sky glowed on Saturday in Switzerland ... How the dazzling lights of the aurora australis and borealis were captured in each hemisphere. Striking hues of green, pink, red and ...

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.

An uptick in activity on the sun’s surface this year produced the strongest displays of aurora borealis in the last 500 years, according to NASA, but not to worry if you missed the chance to see the ...