Thanks! It's web based for now (although a 3D client would be awesome at some point) because it's a shared universe and I want to make it broadly accessible.
> I used to wonder why such a game didn't exist yet
I also wondered and while building this there were (and are) a bunch of decisions that needed to be made about travel, light delay, stations, gravity to make it authentic so I guess that's a bit of a blocker up front.
I'll send you a registration number if you have subscribed, or I can send one on Discord.