num_pages: 143
description: Three worlds: Jupiter where no human could live but where men had strange allies and stranger enemies!Ganymede where human settlers lay helpless under the guns of a spaceship directed by a madman!Earth freed from a planet-wide tyranny but facing total destruction from space!The destinies of these worlds were strangely linked and in the hands of a man sentenced to instant death!
language: English
title: Three Worlds to Conquer
publisher: Pyramid Books