PORTLAND (WGME) --Have you ever seen a halo around the moon? Some Mainers caught a halo around the moon on Friday night ahead of this past weekend's snowstorm. How does a halo form and what does ...

When I went up to the top deck of the ship, I was greeted by a spectacular lunar halo. I was glad to see this, as it meant we had a good chance of seeing the eclipse. By the way, see my “UFO ...

Let's talk about this in a little bit more detail. Halos form around the sun or the moon whenever their light passes through ice crystals in high-level cirrus clouds. These crystals act like a ...