Why do the northern lights have different colors? The color of the aurora depends on which gas is being excited by the ...

The dazzling aurora borealis was visible from New Hampshire and Vermont, south to Massachusetts and Connecticut.

Neptune often looks slightly different in observations, as it has dark spots which appear periodically. But it can also be bright at times, as the observations of auroras there show: In the image ...

The Northern Lights put on spectacular show over the North-West overnight. Photographers from across the region captured ...

This event signals the start of Spring in the Northern Hemisphere and Autumn in the Southern Hemisphere, a transition that also manifests in our evening skies as winter constellations start to vanish.

WHAT WE ARE TRACKING: Minus a few periods of isolated showers, dry with a gradual warming trend is expected through Friday.

I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere mid-northern ...

According to the U.S. Space Weather Prediction Center (SWPC), this weekend's geomagnetic activity may reach Kp 7. This means that sightings of the northern lights could extend well beyond their ...

The next weather maker will produce accumulating snow in the Northwoods, while a mix of precipitation in parts of Central ...

As well as some of the darkest skies on the U.S. East Coast, it's also the nation's southernmost point. At 24.5 degrees north ...

According to Dr. Schmoll, the Earth's magnetic field has a north and south pole, just like any magnet. The sun does as well.