[ExI] extropy-chat Digest, Vol 90, Issue 29
hkeithhenson at gmail.com
Tue Mar 15 21:08:27 UTC 2011
On Tue, Mar 15, 2011 at 12:48 PM, Stefano Vaj <stefano.vaj at gmail.com> wrote:
> On 13 March 2011 16:15, Keith Henson <hkeithhenson at gmail.com> wrote:
>> That takes raising the exhaust velocity to~ 9 km/sec and the only way
>> we know to do that is beamed energy.
> Why nuclear would not work?
Too heavy, though it was considered.
http://en.wikipedia.org/wiki/Nuclear_thermal_rocket and search for
Plus there is the little problem of having one of them crash.
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