Bright Moon Vs. Upcoming Geomagnetic Storm

The moon rose last night 99% full and made for a spectacular sight just after sunset. It’s amazing how much detail you can see on the moon’s face in early twilight when it’s light is only a little brighter than the background sky. The blotchy rayed craters Copernicus, Aristarchus and Tycho and a full spate…
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Get Ready For A Supermoon Weekend

I love when astronomy stuff happens on weekends. Untethered from the daily work schedule, many of us can make time for something like a moonrise. That’s my subtle way of suggesting you should see Sunday night’s moonrise. Not only will the moon rise full and bright, it will be at perigee, the point in its…
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Spot The Apollo 17 Landing Site And Learn Why Hubble Can’t See The Landers

45 years ago next month, Apollo 17 astronauts Gene Cernan and Harrison Schmitt took three separate hikes and car rides on the lunar surface in the Taurus-Littrow Valley, a low spot tucked between the mountains that rim the southeastern “shore” of the Sea of Serenity. You can take a pair of binoculars, or better, a…
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A Beguiling Crescent-Planet Rendezvous / My New Book

Will we ever get bored of looking at crescent moons? No way. There can never be too many. Lots of times, crescents meet planets and booya, we get a pretty pairing called a conjunction. That happens tonight when the 2-day-old moon joins Saturn and Mercury low in the southwestern sky at dusk. The moon will…
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Don’t Miss Aldebaran’s Penultimate Occultation Sunday Night

Have you taken your Aldebaran-moon pill lately? Better do it soon, the prescription is running out. The series of occultations of the bright star Aldebaran by the moon that began in 2015 will finish up next month at least for U.S. observers. Two remain in 2017: The first occurs during early evening hours Sunday night, November 5th for…
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