Engineers at Nasa’s Kennedy Space Center in Florida Completed Stacking The Twin SLS (Space Launch System) Solid Rocket Boosters – Seen in this Feb. 19, 2025, Photo – Inside the Vehicle Assembly Building for the Agency’s Artemis II Crewed Test Flight Around the Moon.
During stacking operations, which began Nov. 20, 2024, Technicians used a Massive Overhead Crane to Lift Each Booster Segment into place Orion spacecraft.
Learn more about the process of stacking from exploration ground systems.
Image Credit: Nasa/Kim Shiflett