Here's when to spot a lunar halo in the night sky Although many lunar phenomena are one-night-only events, a ring around the moon is much less elusive. Also known as a lunar halo, a bright white ...
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 ...