1.2K views · 163 reactions | At the NASA Michoud Assembly Facility, all four RS-25 engines have been attached to the core stage of NASA's Space Launch System! When combined with its two massive boosters, SLS will produce 8.8 million pounds of thrust — 15% more than the Saturn V rocket — as it launches NASA’s Orion Spacecraft on the Artemis I mission. Learn more about how SLS is coming together >> go.nasa.gov/2p4mnuS | NASA's Marshall Space Flight Center | Facebook