Originally published in Russian as Obitaemyi ostrov, translated into English by Helen Saltz Jacobson. First in series, followed by Beetle in the Anthill (original title: Zhuk v Muraveinike), and The Time Wanderers (original title: Volny Gasyat Veter).

The novel is set in the 22nd century of the Noon Universe. Mankind is the prevalent race in the Galaxy, capable of interstellar travel. Human social organization is presumably Communist, and can be described as a highly technologically advanced anarchistic meritocracy.