These celestial wonders can tell us a lot about the state of the atmosphere at home on Earth as well as on other planets.

Ice crystals in Earth's atmosphere sometimes align just right to create various striking visual effects, from a halo around the moon, to bright spots called sundogs on either side of the sun in a ...

It’s a colorful sight in the sky that may seem both fleeting and incomplete. Chances are you’ve seen what appears to be a sliver of bright color up there near sunrise or sunset. That’s called a sun ...

PETOSKEY — If you looked up at the sky today and noticed a glowing ring around the sun, you’re not alone. That bright, circular halo is a natural optical phenomenon known as a sun halo, and while it ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — After a snowy and frigid ...

(WSET) — If you get up with the roosters, you may have recently seen a rare sight in the sky for the Central Virginia area: a sun pillar. We received a few photos of a brilliant sunrise on Friday, ...

Chief meteorologist Nick Bannin explains the phenomenon of twilight in Central Texas in a First Warning Weather University lesson. Twilight happens every night, but there are three types of ...

Painting the skies on distant worlds! Here's how high winds on exoplanets could cause "sun dogs" and other prismatic phenomena. 💨🌈 ...