The key to spotting a moon halo is having clear sky conditions with only a thin layer of cirrus clouds–if thicker clouds are ...

The folks at Space.com explained that the moon's “halo or lunar halo” is an optical illusion that causes a large bright ring ...

The luminous loop, which is strikingly similar to an "Einstein ring," is adorned by four bright spots — but not all of them ...

This year's cold moon will fall on December 15 and rise as far to the north as it ever does. Here is how to get the best views.