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Space Travel calculator for anyone wanting to work out the time dilation stuff http://nathangeffen.webfactional.com/spacetravel/spacetravel.php http://nathange
by LandR 8y ago
Space Travel calculator for anyone wanting to work out the time dilation stuff
http://nathangeffen.webfactional.com/spacetravel/spacetravel.php http://nathangeffen.webfactional.com/spacetravel/spacetravel...