Ken Clements wrote:
> "Robert J. Bradbury" wrote:
> > Its going to be an interesting end-game -- if you want
> > construction materials you go to the asteroids, but if you want standard
> > rocket fuel you go to the comets.
> Now Robert, you know that the fact that water gives you rocket fuel does not
> logically imply that not having water means not having rocket fuel. Those
> dry asteroids have plenty of metal oxides that can be taken apart to have
> standard rocket fuel. Even if you had one that was almost all carbon,
> nanotech would be able to make micro mass drivers or ion drives that would do
> as well.
There are also ion/plasma drives that work off of iron as well.
This archive was generated by hypermail 2b30 : Mon May 28 2001 - 09:59:42 MDT