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A comment on Making Humans a Multi-Planetary Species. Parent comment

Re:Making Humans a Multi-Planetary Species by arcaseus on Saturday June 17, 2017 @06:18AM (#14575154)
There is one point I do not understand in your criticism: Musk makes it pretty clear that the plan includes a return ticket for anyone going to Mars. It does not seem hard to extend that to any child of colonist that would want to go back to earth.
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Re:Making Humans a Multi-Planetary Species by posterboy on Saturday June 17, 2017 @09:02AM (#14575720)
> you do not want to subject a growing human body to gravity even slightly different from earth surface

> spending a week in Death Valley will look like an incredibly attractive prospect for them, but even dying of exposure [to germs, I suppose] there will be utterly out of reach.

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