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Old December 30 2012, 08:51 PM   #10
Rear Admiral
Re: Potential Earthlike planet around Tau Ceti

In terms of the recent National Geographic special on how to get there:

Evacuate Earth

Some thoughts:

The world ship called HORIZON is very similar to what is on the cover here

The Jan 2013 issues of Scientific American and National Geographic have nice artwork on the subject:

Also featured is Project Hyperion by Stever Summerford. Big 33 page PDF:|-Stephan-Martiniere-for-National-Geographic

More on the worldship:
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