A ring around the moon is caused by light refracting off ice crystals. It’s also known as a 22-degree halo because the light passing through the ice crystals is bent at a 22-degree angle.

According to weather lore, a ring around the sun or moon means rain or snow is coming soon. This superstition isn’t far wrong, since cirrus and cirrostratus clouds are often the first sign of an ...

Wednesday’s moon was in the waning gibbous stage, with an illumination of 89%. The next full moon with 100% illumination is on Sunday, Dec. 15. The December full moon is known as the Cold Moon.

If you see a ring around the moon, it’s a good idea to have an umbrella or winter coat handy. And of course it’s never a bad move to keep a close eye on your weather forecast.

Known as a moon ring, a winter halo, or a 22-degree halo, it's when "ice crystals suspended high above in thin wispy cirrus clouds refract the moon's light to form a perfect circle," Meteorologist ...

Experts say that rings around the moon can pop up from time to time, but have you ever seen one in Denver? On Sunday night, between 9:15 and 9:35 p.m., a lunar halo appeared above the metro area ...

Wednesday night’s online chatter among some High Desert residents included the question, “What’s up with the ring around the moon?” Some speculated that the ring was possibly a “portal to heaven,” ...

Wednesday’s moon was in the waning gibbous stage, with an illumination of 89%. The next full moon with 100% illumination is on Sunday, Dec. 15. The December full moon is known as the Cold Moon.