Nuclear submarine nuclear-powered submarine was first proposed in the United States Navy by the Naval Research Laboratory's Ross Gunn in 1939. Construction of the world's first nuclear powered submarine was made possible by the successful development of a nuclear propulsion plant by a group of scientists and engineers at the Naval Reactors Branch of the Bureau of Ships and the Atomic Energy Commission. In July 1951 the U.S. Congress authorized construction of the first nuclear-powered submarine, "Nautilus", under the leadership of Captain Hyman G. Rickover, USN (sharing names with Captain Nemo's fictional submarine in Jules Verne's "Twenty Thousand Leagues Under the Sea",
Jules Verne ATV member of the European Space Agency was aboard the ISS while "Jules Verne" was docked. The ATV was one of the quietest places on the ISS, as it was isolated from the rest of the station. Because of this, the crew used it as sleeping quarters, and also as a place to perform personal hygiene activities. Yi So-yeon also used it as laboratory space where she performed nanotechnology experiments. On 5 September 2008, "Jules Verne" undocked and manoeuvred to an orbital position 5 km below the ISS. It remained in that orbit until the night of 29 September. At 10:00:27