archive: SETI Re: Sagan: Relativism and Light Speed

SETI Re: Sagan: Relativism and Light Speed

Larry Klaes ( lklaes@bbn.com )
Tue, 29 Dec 1998 10:33:26 -0500

Check out the Ion Compressed Antimatter Nuclear (ICAN-II)
engine concept under study at Pennsylvania State University:

http://science.msfc.nasa.gov/newhome/headlines/msad12nov97_1.htm

Larry

At 08:17 AM 12/29/1998 CST6CDT,3,-, Paul Mundy wrote:
>jgmagnus@bkb.com wrote:
>
>>
>>
>> But THAT is exactly why it is called a paradox. If it wasn't a
paradox
>> then everyone would say,"Oh! Okay! That makes sense! Cool!".
>>
>> Answer me this though. In "Pale Blue Dot" CS writes that
regardless of
>> cost, we currently have the technology to build a ship to come CLOSE to the
>> speed of light. Wouldn't/shouldn't this be tried out??? Hey! If you/we can
>> propel something the speed of light why the hell wouldn't you do it? Or
at least
>> attempt it?
>>
>> Then we could see this so-called PARADOX in action!! Bring it on
>> PARADOX! I got your number ... or something ...
>>
>> - Jayson
>>
>
>Most of us on this list would love to see an advance like this, but how do
you
>persuade politicians holding the purse strings and the man in the street
(whose
>money it is) that we can build this fantastic (unmanned?) star ship for $1
trillion.
>It travels close to the speed of light, we intend to send it to Alpha
Centauri 4
>l.y. away and back again, but unfortunately we won't know the success or
otherwise
>of the mission for maybe 50 years (or whatever it is). I'm sold, though I
hazard a
>guess most of the population would call it a waste of time and money.
>
>I wonder how ET's get round this one? Perhaps they don't, given the
suggestion that
>the average distance between civilisations is 1,000 l.y.'s.
>
>Just my 2d's worth.
>
>Cheers
>Paul
>
>
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