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Looking for a good gift for the science geeks on your shopping list?
Try the 2013 All These Worlds Wall Calendar by space artist Dan Durda.
Dan Durda is an artist specializing in scientifically plausible images of worlds in other solar systems. He has an online gallery of his work, as well as his Cafepress store. Dan is a good friend of Dr. Phil Plait of Bad Astronomy fame, which is where I got the link.
