[ExI] structural scale dependence, was: RE: IQ and beauty

Dan TheBookMan danust2012 at gmail.com
Wed Oct 21 16:38:23 UTC 2015

On Oct 21, 2558 BE, at 8:59 AM, spike <spike66 at att.net> wrote:
> It appears our future in space is dependent upon getting launch costs down because the old LOX/kerosene and LOX/H2 stages will not advance much.  They were fairly mature fifty years ago.  

But inefficiently implemented, no? I still believe convention rockets can be done much cheaper. And the rest should almost certainly involve in situ resources.


  Sample my Kindle books via:
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