[ExI] Skylon as first stage.

[Brent Neal]

On 16 Apr, 2011, at 1:59, Keith Henson wrote:

> Skylon can boost a 30 ton payload to 157 km and 6966 m/s. see page 10 of
> 

> PS.  If there is anyone besides Spike who can grok physics and spread
> sheets, be happy to send you a copy.
> 


Keith, I'd like to see the spreadsheets, if you don't mind.

B

--
Brent Neal, Ph.D.
http://brentn.freeshell.org
<brentn at freeshell.org>