XPost: sci.astro.amateur   
   From: andromedanews@hotmail.com   
      
   > A lifetime of weeks would have required nuclear heaters at least, and   
   > perhaps a nuclear thermal electric source as well.  That means more   
   > mass, probably more then anyone wanted to pay to send.   
      
   not to forget that try landing heavier probe somewhere quite unknown   
   would probably lead to assured failure   
      
   it s good to get back something !   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)