Done in 60 seconds: See a Massive Rocket Fuel Tank Built in A Minute

It took a lot longer than 60 seconds to weld the massive 130-foot rocket fuel tank. This time-lapse video shows the construction and rotation of the liquid hydrogen tank for the core stage of NASA’s Space Launch System rocket -- the new heavy-lift rocket being built in the Vehicle Assembly Center at NASA’s Michoud Assembly Facility in New Orleans. There are two views , looking down as the tank is assembled and then looking up. The hydrogen tank comprises nearly two-thirds of the length of the 212-foot-long core stage and will help quench the thirst of the four RS-25 engines that , along with