From: LFLekx@NOSPAM.rogers.com.retro.com   
      
   On Thu, 12 May 2005 12:05:27 -0500, "Joseph S. Powell, III"   
    wrote:   
      
   >Perhaps it may be possible to construct large lifting bodies made of foamed   
   >metals (possibly coated with reinforced carbon-carbon for entry into the   
   >atmosphere).   
      
      Instead of using RCC, consider an ablative heat-shield... using   
   slag from the refining process.  That way, you don't have to worry   
   about finding an asteroid with a significant amount of carbon in it,   
   and then processing it into RCC.  :-)   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)