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posted by Nibiru on Thursday, July 5, 2012 at 10:21am.
How long would it take a brown dwarf star, five times the size of the Earth, to travel 450 light years, at 3500 mph?
time = distance/speed 1 ltyr = 5.88*10^12 miles 5.88*10^12/3500 = 1.68*10^9 hours
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