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Saturday, November 23, 2013

NASA's Curiosity performs Software Reboot

The Mars rover Curiosity of NASA has experienced an unexpected software reboot ( also called as a warm reset) on 7th November, 2013 during a communications pass while it was sending scientific data to the Mars Reconnaissance Orbiter for downlinking later on to Earth.  The reboot occurred after about 4 hours when a new flight software had been temporarily loaded into the Rover's memory.   


The telemetry data later downlinked from the rover indicated that  warm reset was performed as expected in responce to an un anticipated event.  The warm reset is executed by flight software when it identifies any problem with one of its operations.  The reset restarts the flight software into its initial state.  A team from NASA is working out towards understanding the cause of the reset and to return the rover for normal operations.  This is the first time that the rover has executed a fault related warm rest during its 16 months of Mars surface operations.



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