Re: Re: [GZG] Shifting planets

[Roger Burton West <roger@xxxxxxxxxxxxx>]

On Sat, Jul 29, 2006 at 10:03:40AM -0500, Doug Evans wrote:
>Well, the teeny, tiny approache infinite mass as they approach C, while
>requiring approaching-infinite energy to accellerate. Moving planets is a
>finite, though HUUUUUUUGE amount of energy. Greater-than-C seems to
>indicate greater-than-infinite energy, and that always trumps finite.

There's always Catherine Asaro's trick: just add an imaginary component
to velocity, and you can go _round_ lightspeed without having to go
_through_ it.

>There are always SO much better ways of terraforming than orbit movement.
>Also, inspite of all the talk about doppleganger worlds, isn't there real
>problems with two occupying the same orbit?

Two, yes; three or more, no. :-)

R
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