From: pritipatel121a@gmail.com   
      
   On Sunday, 20 January 2019 at 21:42:46 UTC+5:30, Robert Clark wrote:   
   > Using the rocket equation you can show the payload of the BFS as an SSTO   
   > using altitude compensating nozzles can be improved from ca. 1 ton to ca. 20   
   > tons(!)   
   >   
   > The task of getting passengers to orbit for the Mars flight, or for the   
   > point-to-point transport role can be accomplished without the large,   
   > expensive first stage booster.   
   >   
   > Methods of accomplishing the altitude compensation by just attachments to   
   > the Raptors are discussed, from nozzle extensions to variations on the   
   > aerospike:   
   >   
   > Tuesday, January 15, 2019   
   > SpaceX BFS can be SSTO with altitude compensation.   
   > https://exoscientist.blogspot.com/2019/01/spacex-bfs-can-be-ss   
   o-with-altitude.html   
   >   
   > Bob Clark   
   >   
   > ------------------------------------------------------------------   
   > Single-stage-to-orbit was already shown possible 50 years ago   
   > with the Titan II first stage.   
   > In fact, contrary to popular belief SSTO's are actually easy.   
   > Just use the most efficient engines and stages at the same time,   
   > and the result will automatically be SSTO.   
   > Blog: Http://Exoscientist.blogspot.com   
   > ------------------------------------------------------------------   
      
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