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torstan
04-17-2009, 12:06 PM
Saw this on Astronomy picture of the day today:

http://apod.nasa.gov/apod/ap090417.html

NeonKnight
04-17-2009, 02:06 PM
Cool. And following one of the links in the article below takes you here:

http://csep10.phys.utk.edu/astr161/lect/retrograde/aristotle.html

Turgenev
04-17-2009, 08:15 PM
That was cool, torstan. I'm a sucker for medieval history and old maps in general. ;)

Asharad
04-17-2009, 09:34 PM
Ack! I just posted this myself! :(

ravells
04-19-2009, 01:27 PM
Beautiful, thanks for posting Torstan!