SLS at Launch Pad 39B in Preparation for Final Test Before Launch
Stacked on the mobile launcher and mounted on the crawler-transporter, the 322-foot tall, 3.5-million-pound SLS made the four-mile trek from the Vehicle Assembly Building to Launch Pad 39B over a total of 10 hours and 28 minutes. “Rolling out of the Vehicle Assembly Building is an iconic moment for this rocket and spacecraft, and this […]