On Thu, May 04, 2006 at 03:48:37PM -0400, Michael Sarno wrote:
> Assuming a setting depicted in GURPS Terradyne and advancing it forward, say 
>transportation TL 10, what would be the best source of hydrogen for 
>terraforming Venus? It would take about 4?10^19 kg of hydrogen to convert the 
>whole Venusian atmosphere. Moons and planetary rings cannot be exploited due 
>to 
>the ExPERt Act of 2051. Would comets be the best source of hydrogen? What 
>about 
>removing hydrogen from the atmosphere of Jupiter? Thanks, in advance, for your 
>helpful comments.

The arguments in Transhuman Space for skimming He3 from Saturn, rather
than Jupiter, would seem to apply here as well. (Mostly, the
substantially weaker radiation belt, still of some concern even at
TL10.)

R
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