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Did you see the 'moon halo' last night?
Referred to as a "moon halo," "moon ring" or "22° halo," the glowing ring around the moon is actually an optical phenomena. According to space.com, "the moon's halo or lunar halo is an optical ...
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Ask the Weather Authority team: How does a lunar halo form?
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 ...