The Space Launch System (SLS) core stage and rocket boosters have now been stood up and mated in preparation for NASA's Artemis 2 moon mission.

NASA stacks moon-bound Artemis 2 rocket: Space photo of the day

Source: space
Source Link: https://www.space.com/space-exploration/artemis/nasa-stacks-moon-bound-artemis-2-rocket-space-photo-of-the-day