[ExI] New article
atymes at gmail.com
Fri Sep 12 02:55:07 UTC 2014
The same assumptions that one solution is the only possible solution. What
happens if the Skylon effort fizzles? What other options are there that
might provide equivalent capability? (Start with other spaceplanes with
similar lift but being developed by different teams.)
On Tue, Sep 9, 2014 at 3:24 PM, Keith Henson <hkeithhenson at gmail.com> wrote:
> New article on power satellites, specifically how to get millions of
> tons of parts to GEO for less than $200/kg.
> Please comment if you can think of something to say.
> extropy-chat mailing list
> extropy-chat at lists.extropy.org
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