Meet Castor, a remarkable double-double-double star

Sure, sure. I know the Superbowl’s on TV this evening, but after downing all that dip, you’ll to need to take a walk to shake off your food coma. May I suggest you look up at the moon? It’s in … Continue reading →

The waxing moon lies directly between Procyon and Pollux tonight. Above Pollux is our featured star Castor. Created with Stellarium
Sure, sure. I know the Superbowl’s on TV this evening, but after downing all that dip, you’ll to need to take a walk to shake off your food coma. May I suggest you look up at the moon? It’s in the “egg phase” called gibbous just two days before full. In line directly above and below it, are the bright stars Procyon in Canis Minor the Little Dog and the duo of Pollux and Castor in Gemini the Twins.
In Greek mythology Pollux and Castor were identical twins and the best of friends. Pollux grew up to become a champion boxer; his brother was a horseman and warrior. They used their skills on the perilous journey with Jason and the Argonauts in pursuit of the Golden Fleece, one of the oldest hero quest stories around.
Tonight ...