Lunar Triangle / Departing Venus Runs Into Mercury

After a busy weekend watching moonrises and lunar halos a guy needs a break. Today we catch our breath, astronomically speaking, so we can prepare for an exciting moon-star-planet conjunction and the return of Mercury on Tuesday. We’re now on UUT, universally unwanted time, better known as daylight saving time.  Studies have shown that DST…
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Get A Load Of Saturn’s Moon Pan — Weird!

I like my eggs over easy but would never have guessed I could order up a moon that way. I mean look at it. Nature offers up possibilities no human could ever dream of. Pan is Saturn’s second-innermost moon and orbits inside the planet’s outer A-ring. Its gravity has cleared a lane in that ring called the…
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See Dazzling Aristarchus, The Moon’s ‘Searchlight’

As the moon waxes toward full this Sunday, the advancing line of lunar sunrise, called the terminator, reveals one of the moon’s brightest features, the crater Aristarchus (air-iss-TAR-kuss). This 25-mile-wide (40 km) hole was blasted out about 175 million years ago. That makes Aristarchus a relatively fresh crater compared to many we see through our…
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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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Crescent Moon Comeback / See Tonight’s Mars-Uranus Duet In Binoculars

Annular solar eclipse as viewed from Coyhaique, Chile Let’s start today with time lapse video of Sunday’s “ring of fire” solar eclipse. It mixes images of sun in eclipse with the human scene. Notice that even at maximum eclipse — when most of the sun was covered — it was still “sunny” outside. It’s hard to…
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