A Whole Lot Of Ophiuchus

Just about everyone knows Cassiopeia, Orion and the Dippers, but have you ever run across Ophiuchus? Pronounced oh-fee-YOU-cuss, this big constellation is now front and center at nightfall in early August. I bet you’ve looked right past Ophiuchus any number of times en route to Saturn or the Sagittarius “Teapot.” Now seems like the right…
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We Were All Martians Last Night / Buried Lake Discovered On Mars?

I wonder how many millions of people looked up at the full moon last night and saw Mars. What a sight! Once the clouds parted here in Duluth,  we were all talking about the big, orange star next to the big, bright moon. Members of the Arrowhead Astronomical Society and I set up telescopes for…
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Mars Madness! Red Planet Closest And Brightest In 15 Years

Saturn normally takes center stage among the planets. But this summer, Mars is grabbing most of the attention. If you haven’t seen it yet, treat yourself. Go out the next clear night and look to the southeast around 10:30-11 p.m. It’s that fiercely brilliant, orange star brighter than every other object in the night sky…
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Spectacular New Views Of Titan, Neptune, Ryugu And Jupiter

Titan July’s been busy with fresh takes on familiar faces. NASA recently released some of the clearest, most detailed views of Titan, Saturn’s largest moon. With a diameter of 3,200 miles (5,150 km), Titan is the solar system’s second largest moon after Jupiter’s Ganymede and the only one with a dense atmosphere. NASA employed the…
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Minimalist Sun May Stoke Aurora Tonight

It’s been a long time, but skywatchers in the northern U.S. states have a shot at seeing the aurora beginning at nightfall tonight through about 1 a.m. (Central Time). We’ve been in a dry spell for northern lights for some time now. That’s not surprising considering that the sun is slouching toward the next solar…
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