NASA’s Artemis II Moon rocket is rolling back to the hangar. 🚀🌕 Just one day after a successful fueling test of the Space Launch System, NASA - National Aeronautics and Space Administration identified helium flow issues in the rocket’s upper stage, a key system used during cryogenic propellant operations with super-cold liquid hydrogen and liquid oxygen, prompting a rollback to the Vehicle Assembly Building for inspection and repairs. The delay rules out all March launch windows, with the next

How are we building NASA's Space Launch System, the world's most powerful rocket? There are no small steps. Learn about the core stage, flight computers, rocket fuel and launching to the Moon and Mars in this video series from NASA's Marshall Space Flight Center: https://go.nasa.gov/2LDdS1v #NASAatHome | NASA - National Aeronautics and Space Administration