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Old 12-12-2013, 11:21 AM
LuRuello
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LuRuello is offline
 
Join Date: Dec 2013
Location: Sydney, Australia
Posts: 7
Quote:
Originally Posted by bkm2304 View Post
Kepler would be in big trouble if the sun was hollow - both the mathematician and the satellite!

Richard.
Hi Richard, Can you explain your comments please?

Lu
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