Finally, we know production costs for SLS and Orion, and they’re wild

NASA Inspector General to Congress in regards to SLS: "Relying on such an expensive, single-use rocket system will, in our judgement, inhibit if not derail NASA's ability to sustain its long term human exploration goals to the Moon and Mars."

NASA Promotes Howard Hu to Lead Orion Ahead of First Artemis Mission

NASA to roll out SLS in mid-March for launch rehearsal