24K views · 477 reactions | NASA's SLS Mobile Launcher 2 reaches heights as another section was stacked bringing it above the Launch Control Center at the Kennedy Space Center. | NASASpaceflight.com | Facebook

7.1K views · 182 reactions | Over at the Kennedy Space Center NASA's SLS Mobile Launcher 2 tower has gotten taller, as teams stacked the Eighth module as they continue to prepare it to support future Artemis flights with the currently planned SLS block 1B entry into service. | NASASpaceflight.com | Facebook

8.7K views · 239 reactions | NASA's SLS Mobile Launcher 2 tower has gotten a little taller, as teams stacked the seventh module as they continue to prepare it to support future Artemis flights once the SLS block 1B enters service. | NASASpaceflight.com | Facebook

Erika Alvarez is the Lead Systems Engineer for NASA's Space Launch System — so what does a lead systems engineer do? Get the details and learn more about SLS in our newest episode of NASA's Rocket Science in 60 Seconds! go.nasa.gov/2WPOGgf | NASA's Marshall Space Flight Center

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