Empire of Two Worlds

Empire of Two Worlds is a science fiction novel by English writer Barrington J. Bayley. The main characters are "tankless" inhabitants of a dim and dry colony world who attempt to find a lost gateway back to Earth.

Literary significance and reception
Rhys Hughes said that the novel was "engrossing" but inferior to his contemporary shorter work.

John Clute described Empire of Two Worlds, along with Annihilation Factor and Collision Course, as "variously successful".