[ExI] Asteroid on track for possible Mars hit

[Stefano Vaj]

On Dec 25, 2007 8:22 AM, spike <spike66 at att.net> wrote:
> John I think that treaty would allows us to carry nukes to LEO, ja?.  I
> agree the nuclear upper stages are a great idea, but atmospheric stages
> would be a huge headache from an engineering point of view.

Actually, the real advantage of Orion vehicles is exactly in the takeoff, AFAIK.

Stefano Vaj