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

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   Message 105,210 of 106,651   
   Snidely to All   
   Re: Wasted mass to mars?   
   21 Feb 21 00:45:26   
   
   From: snidely.too@gmail.com   
      
   Niklas Holsti asserted that:   
      
   > Such a landing would occur on the far side of Mars, as seen from Earth, so   
   > direct telemetry from the lander to Earth would be impossible, in addition to   
   > the problem with the extra rotational velocity. Nowadays one could relay   
   > telemetry via some Mars orbiter, but at extra risk.   
      
   That's exactly what was done; MRO for real-time, Maven for tape-delay   
   but covering longer post-landing for the self-check reports.   
      
   After cruise stage jettison, Persey's direct-to-earth was tone with   
   only limited encoding (heart beats, mainly).   
      
   /dps   
      
   --   
   "Inviting people to laugh with you while you are laughing at yourself   
   is a good thing to do,  You may be a fool but you're the fool in   
   charge." -- Carl Reiner   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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