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Sun Dogs ~ are made of a large family of halos, created by light interacting with ice crystals in the atmosphere. Sun Dogs are best seen and most conspicuous when the Sun is close to the horizon.

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Winter is Beautiful as Long as I Am Sitting Inside (21 Photos)

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7 (More!) Phenomenal Wonders of the Natural World

Sundogs, like light pillars, sundogs are the product of light passing through crystals.

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Sky Phenomena: Sun Dogs: "...an atmospheric phenomenon that creates bright spots of light in the sky, often on a luminous ring or halo on either side of the sun. Sundogs may appear as a colored patch of light to the left or right of the sun, 22° distant and at the same distance above the horizon as the sun, and in ice halos. They can be seen anywhere in the world during any season, but they are not always obvious or bright. Sundogs are best seen and are most conspicuous when the sun is…

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A sundog, scientific name parhelion, from Greek meaning "beside the sun"; also called a mock sun or a phantom sun, is an atmospheric phenomenon that creates bright spots of light in the sky, often on a luminous ring or halo on either side of the sun.

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The phenomenon, called a Sundog, happens when ice crystals appear in clouds and refract the sun's rays. Taken in Heyworth, Illinois, US.

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A sun dog - an atmosphere phenomenom caused by refraction of sunlight through ice crystals in the atmosphere. From the NOAA Photo Library. #NaturePhotography

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