One of the original Mars clocks built by Garo Anserlian and distributed to Mars Exploration Rover team members. Scott Maxwell also wrote an Android app that tracks time at the respective Mars rovers' landing sites.

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One of the original Mars clocks built by Garo Anserlian and distributed to Mars Exploration Rover team members. Scott Maxwell also wrote an Android app that tracks time at the respective Mars rovers' landing sites.

One of the original Mars clocks built by Garo Anserlian and distributed to Mars Exploration Rover team members. Scott Maxwell also wrote an Android app that tracks time at the respective Mars rovers' landing sites.