[AR] Re: Microlaunchers Book
- From: Philip Hahn <everphilski@xxxxxxxxx>
- To: arocket@xxxxxxxxxxxxx
- Date: Thu, 27 Mar 2014 11:12:16 -0700
On Thu, Mar 27, 2014 at 9:41 AM, David Weinshenker <daze39@xxxxxxxxxxxxx>wrote:
> Keith Henson wrote:
> > The trouble is that the physics of even the best rocket fuel leaves
> > you with a few percent useful payload. If you can bypass the
> > inherently low exhaust velocity of chemical fuels, the situation
> > changes radically.
>
> This doesn't need to be a "trouble" if you simply accept that the
> launch vehicle will be large with respect to its final payload.
>
>
Bill alluded to it earlier: Where it does become a problem is mass
uncertainty driving payload capability.
philip
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