A rare Northern Lights display could be visible across the northern United States on Monday. See where and when to watch the ...

A G4 geomagnetic storm is expected to last through June 2. Here’s some key information, including light pollution maps.

In June, the seasons will change with the summer solstice on Friday, June 20 at 7:41 p.m. There will be 16 hours of daylight, the longest for the year. But as guest Keith Krumm pointed out, the ...

Plentiful sunshine is expected through Wednesday, but the sky may appear more dull or even overcast due to the smoke in the ...

Geomagnetic activity is still lingering from a storm that hit Earth's atmosphere this weekend, but it's getting weaker.

The temperatures outside may have felt cold Sunday across the D.C. area, and that’s because they were. But that’s about to change.