#11, RE: Wait... what?
Posted by dstar on Jun-06-06 at 02:08 PM
In response to message #10
>The only issue I have is gravity. I dunno how much trust I would >place in artificial gravity generators, and without knowing a bit more >about the material used to construct the shell (and presumably, the >'bedrock' of the continent), I can't do the math to figure out how >much of that is needed to produce a Earth-like gravitational field. If it's on the inside of the sphere? An infinite amount. Mass _above_ you on a sphere doesn't contribute either way to the gravitational pull -- only mass below you does.
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