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<blockquote data-quote="over9five" data-source="post: 913134" data-attributes="member: 1401">Have seen a lot of these lately, including an awesome one this morning when I got home at about 4.Anatomy of a Moon HaloThe ring that appears around the moon arises from light passing through six-sided ice crystals high in the atmosphere. These ice crystals refract, or bend, light in the same manner that a camera lens bends light. The ring has a diameter of 22° , and sometimes, if you are lucky, it is also possible to detect a second ring, 44° diameter. Thin high cirrus clouds lofting at 20,000 feet or more contain tiny ice crystals that originate from the freezing of super cooled water droplets. These crystals behave like jewels refracting and reflecting in different directions.Cloud crystals are varieties of hexagonal prisms, (6 sides) and range in shapes from long columns to thin plate-like shapes that have different face sizes.</blockquote>

[QUOTE="over9five, post: 913134, member: 1401"] Have seen a lot of these lately, including an awesome one this morning when I got home at about 4. [FONT=comic sans ms][COLOR=#FFFFBD] Anatomy of a Moon Halo[/COLOR][/FONT][COLOR=#FFFFFF][FONT=arial]The ring that appears around the moon arises from light passing through six-sided ice crystals high in the atmosphere. These ice crystals refract, or bend, light in the same manner that a camera lens bends light. The ring has a diameter of 22° , and sometimes, if you are lucky, it is also possible to detect a second ring, 44° diameter. Thin high cirrus clouds lofting at 20,000 feet or more contain tiny ice crystals that originate from the freezing of super cooled water droplets. These crystals behave like jewels refracting and reflecting in different directions. [COLOR=#00FFFF]Cloud crystals are varieties of hexagonal prisms, (6 sides) and range in shapes from long columns to thin plate-like shapes that have different face sizes.[/COLOR][/FONT][/COLOR] [COLOR=#FFFFFF][FONT=arial][COLOR=#00FFFF][/COLOR][/FONT][/COLOR] [COLOR=#FFFFFF][FONT=arial][COLOR=#00FFFF][/COLOR][/FONT][/COLOR] [/QUOTE]

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