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Re: RE: starship-design: Infrastructure in space
In a message dated 4/26/00 7:49:46 AM, zkulpa@zmit1.ippt.gov.pl writes:
>> >You bet? Think what would happen if astrophysicists find out that
>> >the Sun is going to blow in a hundred or so years...
>> >
>> >Generally, a civilization that is confined to one planet is doomed,
>
>> >sooner or later. That which settles all the planetary system is doomed
>> >too, though in a much larger time frame. But such one will be rather
>> >used to plan in longer time frames too...
>> >
>> >-- Zenon
>>
>> We're around a middle aged star. Its got another 4-5 billion
>> years in it. I can't see that being a major driver.
>>
>The explosion of the Sun was only an off-the-shelf example -
>there are other threats within much smaller time frame.
Such as?
>> Not to mention unless we develop star ships that could carry
>> millions of people we couldn't set up viable self
>> sufficent colonies on other stars.
>>
>First, I think that with appropriate technology they may _start_
>from far smaller population. Second, millions, if need be,
>can be carried in test tubes...
Embryos don't run factories or set up colonies. Nor can a small crew raise
millions of successors.
>-- Zenon Kulpa
>
Kelly