Viking on the Moons of Mars (1972)

In June 1972, NASA's Langley Research Center hired Martin Marietta Corporation to look at using spacecraft based on the planned Viking Mars lander and orbiter designs to explore the tiny martian moons Phobos and Deimos. Beyond Apollo blogger looks at ...

Source: http://www.wired.com/wiredscience/2013/04/viking-on-the-moons-of-mars-1972/

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