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   sci.space.tech      Technical and general issues related to      3,113 messages   

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   Message 2,101 of 3,113   
   Jeff Findley to Ash Wyllie   
   Re: Brute force re-entry   
   26 Aug 04 13:54:13   
   
   From: jeff.findley@ugs.nojunk.com   
      
   "Ash Wyllie"  wrote in message   
   news:1140.733T2662T10034614ashw@lr.net...   
   > >Aerodynamic lift simply isn't enough.  It always comes packaged with a   
   > >certain amount of drag, and at hypersonic speeds actually quite a bit of   
   > >it.  When you do the numbers, it just doesn't work.  If the drag is low   
   > >enough to stretch the deceleration out that long, you don't have enough   
   > >lift to hold you up.  Period.  Full stop.   
   >   
   > Does that also mean that the Sanger skip bomber would not work?   
      
   Yes, but did you really expect scientists of that era to truly understand   
   hypersonic aerodynamics?  It's a tricky field, even today.   
      
   Jeff   
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