While on an ex0ploratory mission, the crew of the space probe Palamino discover a long-missing space station, the U.S.S. Cygnus on the edge of the universe. But when they investigate, the encounter an army of humanoid slaves controlled by a scientist with a frightening secret in his past - and an even more shocking plan for the future. The crew must escape the death-ship before its voyage into the most awesome force in the cosmos - the vast vortex of the black hole. Also stars Joseph Bottoms and Yvette Mimieux.