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Re: starship-design: Raw Facts.
In a message dated 10/18/99 7:00:51 PM, firstname.lastname@example.org writes:
>> Actually, transport cost in space can be really dirt cheap. Free power,
>> need to shove cargo at high G. Getting into space can be a real bear!
>> Landing heavy tonnage cheaply is the big issue. I've ran some numbers
>> and given an electric steam boosted lander, with extremely minimal
>> needs (big, dumb, tough, flying wing) could profitably land crude oil.
>But unless you come up with a better ISP on your boosters from earth
>you will never get your lander up into space. And environmental people
>have your hide if your super-tanker crashed.
Not really. A high temp electrically heated steam rocket would do it.
Course you need to produce or beam the power to the ship.
Environmental people are always a pain. If they were clever they would look
at the bright side that theirs less drilling and shipment on earth. Third
world would have a fit of course.
>> Well, its not that hard to get to space. No more so then Australia for
>> example. The big question is why would folks move there rather then
>> other easier to settle areas of earth. As to the fragile environment.
>> Perhaps if we get good at building completely independent ecospheres,
>> one won't seem as critical to us? ;)
>I think the $200,000 a LB is the factor.
Ha? $200 K /pound for what?