text: Scientists Test Steering for Mars Rovers Jet Propulsion Lab -- Engineers on NASA's Mars Exploration Rover team are investigating possible causes and remedies for a problem affecting the steering on Spirit.     The relay for steering actuators on Spirit's right-front and left-rear wheels did not operate as commanded on Oct...
inputs: Scientists Test Steering for Mars Rovers Jet Propulsion Lab -- Engineers on NASA's Mars Exploration Rover team are investigating possible causes and remedies for a problem affecting the steering on Spirit.     The relay for steering actuators on Spirit's right-front and left-rear wheels did not operate as commanded on Oct...