Mars And Saturn Dance The Tango

Mars, Jupiter and Saturn have been a delight. Every dawn brings a new arrangement to light. A week ago, Mars hammocked between Saturn and Jupiter. Tomorrow morning it will slide less than 1° below Saturn in a truly eye-catching conjunction. Being closer to the Earth Mars moves considerably faster than the two outer planets. The…
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Fear Not Corona Borealis, The Constellation That Smiles Back

A virus’s tiny size belies its great power. The coronavirus is only 0.00012 millimeter across or about 100 times larger than a glucose (sugar) molecule and studded with spike peplomers, those red, flower-like projections that stick out from the viral particle and make it look like a jewel-encrusted crown. “Corona” means crown or wreath in…
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Watch The Moon Climb To Venus As Dawn Planets Jostle

Watch the crescent moon at dusk this week, and you’ll see it mount to Venus as if climbing an invisible stairway. Up, up, up she goes, moving a little more than one outstretched fist a night as it revolves about the Earth. On Saturday the two pair up in a lovely conjunction that will put…
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Stuck At Home? Let’s Spend Some Time Under The Southern Stars

Hanging out at home might feel nice for a day or two during this time of social distancing. But then it’s time to get moving. Since the coronavirus has restricted travel I’ve noticed lots of people walking outdoors. I hope you’re stretching your legs, too. Today we’ll also stretch our imaginations and leave the northern…
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Space Station Flies Over A Nervous Earth

From orbit everything must look pretty much same looking down. But, oh boy, it’s not. For the next two weeks the International Space Station (ISS) will be making evening passes over much of the northern hemisphere as we on the ground learn to keep our distance from one another and hunker down. Southern hemisphere cities…
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