Nautilus (Verne) from seawater) is the craft's primary power source for propulsion and other services. "Nautilus" is double-hulled, and is further separated into water-tight compartments. Its top speed is . Its displacement is submerged. In Captain Nemo's own words: "Nautilus" uses floodable tanks in order to adjust buoyancy and so control its depth. The pumps that evacuate these tanks of water are so powerful that they produce large jets of water when the vessel emerges rapidly from the surface of the water. This leads many early observers of "Nautilus" to believe that the vessel is some species of whale, or perhaps a
Jules Verne ATV with waste for disposal. In total, of water, of oxygen and of propellant was transferred to the "Zvezda" module, and "Jules Verne" was also used to reboost the space station on four occasions. About of dry cargo was removed from the ATV and remained aboard the ISS. In addition, two original manuscripts by Jules Verne, as well as an illustrated French edition of Pierre-Jules Hetzel's "From the Earth to the Moon" and "Around the Moon", were delivered to the crew of the ISS by the ATV. The thrusters of "Jules Verne" were fired for just over 5 minutes on 27