To escape the tentacle-like grip of earth’s gravitational pull, you need a rocket–a big one. But the bigger the rocket, the bigger the risk of an explosion. Project Artemis: Back to the Moon, airs tonight at 10 PM. | Smithsonian Channel Aviation Nation

126K views · 5.2K reactions | 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 | Facebook