Two more things I found (spoilers! consider reading only the first bullet point!):
- Re: the gray structure that resembles one of the "circuits" you put "dots" in to open doors, it's too big to put dots in in-place. But you could draw a smaller version...
- The resulting mechanic is the second such mechanic you've discovered.
Didn't go far enough into space to find the constellation. This is interesting but I'm also getting lost a lot