As construction begins to assemble the Mobile Launcher-2 (ML-2) for Artemis IV, Mobile Launcher-1 (ML-1) secured its position once again back on top of Launch Complex 39B for pad validation and ...

NASA’s Mobile Launcher-1, or ML-1, has rolled back to the Vehicle Assembly Building after completing a series of tests at Launch Complex-39B (LC-39B). This marks the last trip to the launch pad ...