The Orion-MPCV is an old Orbiter project, now updated for Orbiter 2024.
It comes with an Orange-SLS launcher with ICPS and EUS upper stages.
The names were chosen to avoid conflicts with other addons.
- Software License
- WTFPL
- Supported Orbiter Version
- 2024
- 2016
I you are interested, maybe have also a look at the project Artemis Orange-SLS with Centaur upper stage.
https://www.orbiter-forum.com/threads/artemis-orange-sls-with-centaur-upper-stage.43529/