Mariner 6 and 7 Explore the Red PlanetLost in the glare following the Apollo 11 Moon landing, two intrepid robotic spacecraft flew by Mars in the summer of 1969 and returned photographs and a trove of scientific information.Read More Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/mariner-6-7-explore-red-planet/Copy URL to clipboard> DownloadShareSize1041x807px