John Savard wrote:
On Wed, 17 Mar 2004 16:50:48 +0100, "Uddo Graaf"
wrote, in part:

Colonies that far away from the Sun? Unlikely. Mankind can multiply like
rabbits and it would still take at least 300 years to fill up the inner
planets and moons.

Earth is already full, and not more than the tiniest fraction of its

Debatable.
Stick copies of biosphere II all over the world, and you end up with
well over 10 times the population.