home bbs files messages ]

Forums before death by AOL, social media and spammers... "We can't have nice things"

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

[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]

   Message 1,121 of 3,113   
   Christopher to All   
   Re: Radiation a Mars trip hazard?   
   31 Dec 03 15:53:58   
   
   From: mcai9ce2@hotmail.com   
      
   On Mon, 29 Dec 2003 23:16:40 GMT, henry@spsystems.net (Henry Spencer)   
   wrote:   
      
   >In article <3fee0641.4808708@news.dsl.pipex.com>,   
   >Christopher  wrote:   
   >>>Bottomline is: you have to absorb it one way or another.   
   >>   
   >>Couldn't the spacecraft have it's own magnetic field?   
   >   
   >To be a useful barrier to incoming particle radiation, the field would   
   >have to be immensely strong or would have to extend over a huge distance   
   >(which means either making it immensely strong at the source, or   
   >generating it with a physically very large structure).  It's possible   
   >in theory but impractically hard in practice, at least for now.   
      
   Any figures as to the required strength it'd have to be?   
      
      
      
   Christopher   
   +++++++++++++++++++++++++   
   "Kites rise highest against   
   the wind - not with it."   
              Winston  Churchill   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]


(c) 1994,  bbs@darkrealms.ca