The last time I posted anything about this game was more than two years ago. The major issue has always been scope. Early game work was always good, but then shipbuilding became to complicated.
In all versions of the game have been the idea of a reactor vessel, and in development, I kept postponing the development of the reactor vessel because I didn't exactly know how I was going to make it work. In the latest revision, I started with the reactor vessel first, and have created a super cool mechanism for controlling the vessel where the player has direct control.
Here is a prototype view of the Reactor Vessel: