From: "Geo." 

"Robert Comer"  wrote in message
news:40e985e8$1{at}w3.nls.net...

> Hmm, might be tough to carry that much water, but there was a SF book about
> harnessing hydrogen from a gas giant as an interstellar drive -- seem like
> latching onto keiper object might make a pretty decent fuel tank.

The problem with getting fuel from another planet is you have to get it up
out of the gravity well. However if saturn's rings are mostly ice, well now
there is a huge supply of water that isn't at the bottom of a gravity well.

Geo.

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