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Cold winter nights perfect for moon pillar watching
A fat moon pillar sticks out on either side of the moon last night. Jupiter at upper right. Photo: Bob King Tonight’s Full Cold Moon is aptly named. We’re now firmly footed in winter and the only way...
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Sun and ice combine to make nice
A sun pillar caused by sunlight reflecting off plate-shaped ice crystals looks like a laser beam at sunrise on Feb. 17, 2013. Credit: Jim Schaff Sometimes readers will send in photos of especially...
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Duluth skies have gone to the dogs … sun dogs that is!
A pair of sundogs accompany the early morning sun over Lake Superior Friday morning. Six-sided, plate shaped ice crystals suspended in the cold air refract sunlight to make the arcs. The bank of clouds...
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Polar vortex returns, paints sky in prismatic sparkles
A beautiful halo with accompanying sun dogs (bright spots left and right of the sun) and an upper tangent arc at top photographed earlier this morning Jan. 27. A second much larger and fainter halo...
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Make Way for the Moondogs of May
Last night’s full moon had plenty of company – two moondogs, a partial halo and a paraselenic circle, the spike-like band sticking out on either side of the moon. All three phenomena were created by...
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From Space, Earth Twinkles
This photo, taken by the EPIC camera on DSCOVR, shows a glint or sparkle of light coming from Earth’s atmosphere over South America. The glint shows in three different colors because the camera takes...
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The Sky Is Crystal Clear
Sunlight refracted by prismatic ice crystals in high, thin cirrostratus clouds briefly painted the sky yesterday afternoon. An airplane and its contrail also joined the scene. Besides a halo and...
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Coney Dogs Meet Sun Dogs In A Fantastic Halo Display
A relatively rare 120° parhelion glows within the parhelic circle over downtown Duluth, Minn. earlier this week. Both form when sunlight passes in different ways through minute ice crystals in hazy...
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