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Sun Dogs

from TIME Magazine

The Polar Vortex Is Causing Striking Solar Phenomena Called ‘Sundogs.’ Here’s What to Know

By GINA MARTINEZ

The polar vortex that has brought deadly cold and record-breaking low temperatures to the Midwest has also resulted in beautiful solar phenomena – sundogs.

According to the National Weather Service, sundogs form when sunlight refracts off ice crystals in the atmosphere and result in colored spots of light approximately 22 degrees either left, right, or both, from the sun.

The origin of the name “sundog” is not entirely clear, but according to Chicago meteorologist Tom Skilling, the name originates from the Greek myth that Zeus walked his dogs across the sky and that the bright “false suns” in the sky on either side of the sun were Zeus’ dogs.

[ click to continue reading at TIME ]

Posted on January 31, 2019 by Editor

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