Which means figuring out we're gone is basically not going to be a thing. Because if they did, they'd probably find us through Cisco.
That makes me think their motives are more nefarious than just trying to confine us. But then I have no basis on where to start other than some twisted sense of justice on their part.
Space colony? That may be over a hundred years ahead of my world. Actually Lagrange point? Are there colonies on all the points or just L2 orbiting the moon?