Blast off to the future! Our Space Launch System (SLS) will be the world’s most powerful rocket and will take humans beyond Earth’s orbit. SLS will launch crews of up to four astronauts in our Orion spacecraft on missions to explore multiple deep-space destinations, including our #JourneyToMars. Find out more: http://www.nasa.gov/sls | NASA - National Aeronautics and Space Administration

11K views · 574 reactions | Right now, 100,000 fasteners, 750 sensors and 45 miles of cabling are being installed in the NASA's Space Launch System core stage to prepare for its first flight with NASA’s Orion Spacecraft! go.nasa.gov/2KuxfYA | NASA's Marshall Space Flight Center | Facebook