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Make7

(8,550 posts)
4. That seems like a lot of stuff to get to Mars... considering the shipping costs.
Tue Oct 21, 2014, 04:20 PM
Oct 2014

Interesting nonetheless. At first glance, the pictures make me think the dome isn't airtight - if it is, I wonder how they are producing oxygen - and also what kind of airlock system might be in place to simulate excursions into the "Mars" atmosphere.

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