The Roman Sonnensystem

Spread out over fourteen planets orbiting binary stars, the civilisation of the Roman Solar System is an incredible feat of human diversity and imagination. Literally, imagination, because there's something odd in the space between the suns that makes the whole system subject to the whims of any given person's daydreams. Humanity has had a millennium to sculpt reality as they would, and society is stable and thriving. But Ursprung help them if someone comes along and reimagines their world...