Blue Remembered Earth

Blue Remembered Earth is the first story in the Poseidon's Children trilogy. It introduces us to the Akinya family (siblings Geoffrey Akinya and Sunday Akinya are the characters the narrative perspective follows, with matriarch Eunice Akinya as the center of intrigue) and their solar-system-spanning space empire, the managers of which (twins Hector Akinya and Lucas Akinya, cousins to Geoffrey and Sunday) which is seeking to wrap up loose ends following the death of the empire's founder, Eunice.