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

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   Message 104,788 of 106,651   
   Doctor Who to Doctor Who   
   Re: Mach Thruster Update.   
   06 Sep 20 08:22:49   
   
   From: doc@tardis.org   
      
   On 9/6/20 8:20 AM, Doctor Who wrote:   
   > On 9/6/20 8:14 AM, dumpster4@hotmail.com wrote:   
   >> Gravity, Gizmos, and a Grand Theory of Interstellar Travel:   
   >>   
   >> "Woodward’s MEGA drive is different. Instead of propellant, it relies on   
   >> electricity, which in space would come from solar panels or a nuclear   
   >> reactor. His   
   >> insight was to use a stack of piezoelectric crystals and some   
   >> controversial—but he   
   >> believes plausible—physics to generate thrust. The stack of crystals,   
   >> which store   
   >> tiny amounts of energy, vibrates tens of thousands of times per second   
   >> when zapped   
   >> with electric current. Some of the vibrational frequencies harmonize   
   >> as they roll   
   >> through the device, and when the oscillations sync up in just the   
   >> right way, the   
   >> small drive lurches forward."   
   >>   
   >> See:   
   >>   
   >> https://www.wired.com/story/mach-effect-thrusters-interstellar-travel/   
   >>   
   >>   
   >> What are the odds of this actually working?   
   >>   
   >   
   >   
   > http://www.asps.it   
   >   
      
   https://www.okpal.com/building-a-real-star-space-ship/#/   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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