From: rodneykelp605@hotmail.com   
      
   Let's keep it in this galaxy for the time being since it is 100,000 light   
   years across it.   
   The next galaxy if out of the question. I think I read that Voyager 1 will   
   reach the next galaxy in 30 thousand years or so. The dinosaurs could be   
   back before then.   
      
   "Parallax"  wrote in message   
   news:792abaf9.0404260929.6b576e8b@posting.google.com...   
   > Assume for the sake of argument that we discover an earth mass planet   
   > in the A or B Centauri system.  Further assume spectroscopic analysis   
   > detects copious water, O2, N2, and methane in its atmosphere.  Further   
   > assume that it becomes possible with 2-3X Apollo effort to send a   
   > 2000Kg probe at .1 c there.   
   >   
   > Now, what do we include on this probe to measure things that we will   
   > not be able to measure from our solar system given 45 yr advances in   
   > technology?  In other words, given the very long flight time, some   
   > instruments might be made outmoded by advances in remote sensing   
   > capabilities.   
      
      
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    * Origin: you cannot sedate... all the things you hate (1:229/2)