Close up of the Martian surface photographed by Viking 2, 1976.
© National Aeronautics & Space Administration / Science & Society
Close up of the Martian surface, Viking 2 1976. This shows one of the lander's feet and the scrape marks left in the surface by the soil probe. Viking 2 was launched on 9th September 1975 and landed in the Utopia Planitia region of Mars on 3rd September 1976, where it studied the Martian environment, soil constituents and searched for simple life forms - none were found.