ALT NASA’s Space Launch System rocket is seen inside high bay 3 of the Vehicle Assembly Building as Artemis II crewmembers board their Orion spacecraft atop the rocket during the Artemis II countdown demonstration test, Saturday, Dec. 20, 2025, NASA’s Kennedy Space Center in Florida. The perspective of the image is from below the rocket looking up. The core stage is orange and the boosters on either side are white. Platforms can be seen on either side of the rocket. Credit: NASA/Joel Kowsky