[FPSPACE] Spirit rover's power is running down, due to dust storms

Chris Jones clj at panix.com
Wed Nov 12 20:46:53 EST 2008

agzak at optonline.net wrote:
> It seems that some relatively simple solutions such as rotating or blowing
 > solar panels with cold gas could resolve the problem and prolong these
 > missions.  I am wondering if anything like that is considered for future
 > spacecraft. (Of course, placing an RTG on the rover eliminates the problem
 > altogether).

Eliminating solar panels eliminates any problems associated with solar panels,
but RTGs have a finite life too.  The missions of Pioneers 10&11 ended when
their RTGs' power output dropped too low.  The same will happen to the

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