Say Goodbye To Venus

Look to the west at dusk this evening and give Venus a goodbye kiss. If you haven’t noticed already, Venus has been practically MIA these recent weeks as it tracks back toward the sun at dusk. For now, the planet stands only about 4° high 30 minutes after sunset from my northern location. To spot…
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Aurora Alert Tonight And Tuesday Sept. 10-11

(Go to the end of the blog for updates.) Cross your fingers. The space weather forecast looks promising with a moderate G2 geomagnetic storm expected to develop overnight. Northern lights could surge as far south as the the upper Midwest, New York, Idaho and Washington. The action is expected to begin early this evening with minor…
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Watch Saturn’s Auroras Flash And Dance In New Hubble Photos

Auroras aren’t unique to Earth. They occur on every planet except Mercury. Venus and Mars have minor, patchy auroras compared to Earth’s, but Jupiter’s and Saturn’s displays are massive befitting their physical size and enormous magnetic fields. In 2017, over a period of seven months, scientists used the Hubble Space Telescope to take photos of Saturn’s north…
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Surprise Aurora Steals Into The Night

Charles Darwin closed the last paragraph of his book On the Origin of Species with this wonderful observation: “There is grandeur in this view of life, with its several powers, having been originally breathed into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of…
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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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