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October 06, 2005
The Da Vinci Glow
Five hundred years ago, Leonardo Da Vinci solved an ancient astronomical riddle: the mystery of Earthshine.
Little-known to most, one of Leonardo's finest works is not a painting or an invention, but rather something from astronomy: He solved the ancient riddle of Earthshine.
You can see Earthshine whenever there's a crescent Moon on the horizon at sunset. Thursday, Oct. 6, is a good night. Look between the horns of the crescent for a ghostly image of the full Moon. That's Earthshine.
Continue Reading: The Da Vinci Glow
Posted by sue at October 6, 2005 09:28 AM