Fired up! Did you miss today's booster test for our Space Launch System, the world’s most powerful rocket? Watch it now! During the SLS flight the boosters will provide more than 75 percent of the thrust needed to escape the gravitational pull of the Earth, the first step on our journey to Mars. More: http://www.nasa.gov/sls | NASA - National Aeronautics and Space Administration

#Artemis I is the test flight of NASA's Space Launch System rocket and NASA’s Orion Spacecraft spacecraft! 🚀 Leading up to launch, testing of the rocket, systems, and teams had to be done to prepare SLS for liftoff. Watch to learn how NASA engineers and technicians put SLS to the test before launch day. Learn more HERE>> https://go.nasa.gov/3Tt0rm1 | NASA's Marshall Space Flight Center