Hop David wrote:

Joe Strout wrote:
In article ,
Hop David wrote:


If you achieve LEO with an empty fuel tank you're not halfway there.


Of course you are. You just don't have the fuel to go any farther. If
my car runs out of gas halfway to San Jose, is it not halfway to San
Jose?


Well, that's true enough.

So when we get to LEO all we need to do is stand by the road and stick
out our thumb.

Hop
http://clowder.net/hop/index.html

You have heard of payloads.

The Delta launch vehicle doesn't go all the way to Mars, but the
Rover vehicles it launched will.

Mike Walsh