I propose to add the CelestialBody in mod.
For what?
To add a star their orbits, allowing you to create double, triple stars.
Driving about this: Galaxy -> Solar System -> Barycenter (optional) -> Star -> Planet -> Moon
But the scheme: ... Solar System -> Star ...
Not remove.
That is to make barycenter as the selective CelestialBody.
It looks to be like this:
For what?
To add a star their orbits, allowing you to create double, triple stars.
Driving about this: Galaxy -> Solar System -> Barycenter (optional) -> Star -> Planet -> Moon
But the scheme: ... Solar System -> Star ...
Not remove.
That is to make barycenter as the selective CelestialBody.
It looks to be like this: