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Old March 10th 07, 03:01 PM posted to sci.space.history,sci.space.policy,sci.space.station,sci.space.shuttle
Paul F. Dietz
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Posts: 599
Default The 100/10/1 Rule.

Herb Schaltegger wrote:
On Sat, 10 Mar 2007 00:54:39 -0600, Henry Spencer wrote
(in article ):


Also note that the mass-ratio disparity is not as large as you'd think,
because a dense-propellant SSTO needs less delta-V to reach orbit.



Um, what?


He explained that. What part of the explanation didn't you understand?

Paul