ISS Back Up Computer Not Responding to Commands
Houston TX (SPX) Apr 14, 2014 - The Mission Control team at NASA's Johnson Space Center in Houston confirmed Friday night that a backup computer on the exterior of the International Space Station (ISS) called a Multiplexer-Demultiplexer (MDM) is not responding to commands. The station's MDM computers control some systems associated with robotics aboard the space station. The primary MDM operating aboard the space station ... more

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