[ExI] extropy-chat Digest, Vol 90, Issue 29

Adrian Tymes atymes at gmail.com
Sat Mar 26 21:20:20 UTC 2011

On Sat, Mar 26, 2011 at 2:06 PM, Stefano Vaj <stefano.vaj at gmail.com> wrote:
> What I am trying to say is that you are not likely ever to be
> putting large-scale space-based solar power in place with chemical
> rockets. Could we break even, with a predetermined number of Project
> Orion propulsion launches, if somebody ever dared to do it before it
> is too late?

I suspect that large scale space-based solar power is likely to require
manufacturing on and launching from the moon (or some other non-Earth
source, but the moon seems simplest), in part because of this issue.

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