Sun halo. Halo of light around the Sun, caused by refraction of sunlight by ice crystals high up in the air. The light is most commonly refracted at a

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Sun halo. Halo of light around the Sun, caused by refraction of sunlight by ice crystals high up in the air. The light is most commonly refracted at an angle of 22 degrees, creating a ring that is 44 degrees in diameter (its angular size on the sky). Photographed in Patagonia, Chile.

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Size: 3413px × 5120px
Photo credit: © STEVE ALLEN/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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