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   sci.space.policy      Discussions about space policy      106,651 messages   

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   Message 105,421 of 106,651   
   Snidely to All   
   Re: Converting Falcon 9 to Raptors ?   
   21 Jun 21 12:30:28   
   
   From: snidely.too@gmail.com   
      
   JF Mezei presented the following explanation :   
   > On 2021-06-21 03:24, Snidely wrote:   
   >   
   >> Jeff already answered this:  No.   The Falcon 9 is as tall as its width   
   >> supports (see fineness).   
   >   
   >   
   > I hadn't understood the part about inability to stretch it.  So if it   
   > can't be stretched and current tanks sizes not enough, then I guess it   
   > can't happen.   
   >   
   >   
   > Different question: is methane competitive for commerial launch business   
   > or does kerosene have a big advantage (simpler, smaller rockets) ?   
   >   
   > aka: if it weren't for a desire to refuel on Mars, would SpaceX have   
   > selected Methane for a large commercial launcher?   
      
   You might ask Jeff Bezos.   
      
   /dps   
      
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