Is there a full moon tonight? Why is there a ring around the moon, lunar halo? Here's what to know about the special February ...

The second full moon of the year will peak on Feb. 1. Here's everything to know about this year's snow moon, including when ...

A halo around the sun or moon is an optical phenomenon created by refracted sunlight or moonlight through tiny ice crystals that make up high-altitude clouds. The light is refracted in 22-degree ...

Weather Does a ring around the moon always mean rain, snow is coming? Halos or rings around the moon often form due to high clouds ahead of a storm system.