Is Ceres Still Spewing Haze, Oozing Brine?

New research on those bright spots inside Occator Crater on Ceres show they’re very young and may still be oozing briny lava. Scientists at the Max Planck Institute for Solar System Research (MPS) have closely examined the crater’s bright central pit domed by a deposit of mineral salt left over when brines rose to the…
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‘Tah-Tah, Mars!’ Venus Prepares To Depart The Dusk

Aldebaran occultation on March 4, 2017 from Doug Bock Did you get a chance to see Aldebaran and the moon last night? I caught them early in twilight when thin clouds only bothered a little. Later, they thickened and “occulted” both star and moon for the remainder of the night. I hope your skies were…
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Aldebaran To Dance Along The Moon’s Edge Saturday Night

A telescope or pair of binoculars might be nice, but you may not even need them Saturday night (March 4) to watch the half-moon approach and then dramatically snatch Aldebaran from the sky. This wonderful event, called on occultation, happens during convenient evening viewing hours across much of the U.S. and Central America. From the tippy tops of…
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Aurora Watch: Moderate Storm Predicted Tonight

Most aurora forecasts call for “minor” storming, what’s called a G1 geomagnetic storm. These are typically visible from the northern half of the northern tier of states. A moderate or G2 storm brings the northern lights further south into the Midwest, and that’s the prediction from NOAA for the next 24 hours. What does that…
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Welcome Arcturus!

I really shouldn’t be surprised anymore. But I always am when I see the fiery bright star Arcturus appear in the east on midwinter evenings. Surprised because Arcturus is more closely associated with spring, especially the month of June, when it sails high in the southern sky when sultry twilight finally gives way to night.…
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