Shadow Captain, by British author Alastair Reynolds, is the second book in the Revenger Trilogy that began with the novel Revenger, published in 2016. Shadow Captain takes place in a setting 10 million years in the future called The Congregation, where the Solar system has been through thirteen "Occupations" that has reduced the planets to rubble and rebuilt it into its current state, a collection of 50 million micro-worlds, with 20,000 of them occupied by the remnants of humanity and alien species.