Till Dawn Do Us Part

I’m writing from Hobbs Observatory near Eau Claire, Wisconsin, the site of the annual Northwoods Starfest put on by the Chippewa Valley Astronomical Society. There’s fantastic camaraderie here among people who love the sky. Outside the observatory, a sandy field looks like a primitive stage for a symphony orchestra of telescopic instruments. Refractors, reflectors, Cassegrains…
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A Positively Electrical Night

A bolt of lightning arcs from a distant cumulonimbus cloud around 10:30 p.m. yesterday evening (July 31) under a starry sky. Details: 80mm lens, f/2.8, ISO 800, 15-second time exposure. Photo: Bob King/News Tribune Last night a line of thunderstorms north of Duluth sent flashes of lightning into the clear twilight sky. I walked down the drive…
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Putting The Awe Back In Awesome

231 images were combined to produce one of the most stunning pictures ever of a total solar eclipse. The new moon, illuminated by light reflecting from the Earth (ie. Earthshine), covers the face of the sun. Stretching away from the moon are the long tendrils of the sun’s outer atmosphere called the corona. Photo: Miloslav Druckmuller, Peter Aniol and…
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Add More Depth To Your Life

Richard Bosman’s wonderful tableau of photographs taken throughout the past apparition of Mars. It shows the change in the planet’s size as it approached and receded from Earth, dark surface markings, and the growth of the north polar cap. Credit: Richard Bosman, the Netherlands It’s early summer in Mars’ northern hemisphere where the high temperature at…
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I See A Bright Cloud In Your Future

Last night was a gift night around here in Duluth. The forecast was for cloudy but the stars and fireflys came out anyway. Maybe some of you saw the late evening pass of the International Space Station (ISS). If you did, you noticed that instead of completing its arc across the north, the station faded…
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