Two hundred years ago mankind founded Orbitsville, a vast sphere whose habitable inner surface comprised living space equivalent to five BILLION Earths. The resulting migration was enthusiastic - and nearly total.
Earth itself is a backwater now, a place with which the people of Orbitsville maintain only marginal contact. But just because it's backward doesn't mean it isn't dangerous.
Original title: Orbitsville Departure
Genre: Fiction→ Science Fiction→ Adventure→ Space Opera