iPhone / iPad Pebble-covered Martian surface (photo) KFWB Staff KFWB News , Mars , News , Science , Space 8/8/2012 3:00 pm (Image Credit: NASA/JPL-Caltech/MSSS) (NASA Mars Science Lab) – This full-resolution color image from NASA’s Curiosity Rover shows the pebble-covered surface of Mars. It was taken by the Mars Descent Imager