Atlas LV-3B – National Aeronautics and Space Administration Family: Atlas Length: 28.7 meters Diameter: 3 meters Launch Mass: 120 Low Earth Orbit Capacity: 1360 The Atlas LV-3B was manufactured by National Aeronautics and Space Administration with the first launch on 1960-07-29. Atlas LV-3B has 6 successful launches and 1 failed launches with a total of 7 launches. The Atlas LV-3B, Atlas D Mercury Launch Vehicle or Mercury-Atlas Launch Vehicle, was a human-rated expendable launch system used as part of the United States Project Mercury to send astronauts into low Earth orbit. Manufactured by American aircraft manufacturing company Convair, it was derived from the SM-65D Atlas missile, and was a member of the Atlas family of rockets. Manufacturer The National Aeronautics and Space Administration is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research. NASA have many launch facilities but most are inactive. The most commonly used pad will be LC-39B at Kennedy Space Center in Florida. National Aeronautics and Space Administration is a Government USA entity that was founded in 1958 and is administered by Administrator: Jim Bridenstine. National Aeronautics and Space Administration has 38 successful launches and 3 failed launches with a total of 41 launches.