Sat, Jan 22, 1955
Commander Corry orders Happy to take Major Robertson and the rescued slaves back to Terra while he remains on board a crippled alien spacecraft with a beautiful girl who is in a coma. After Happy takes off, Buzz discovers that the young woman was feigning unconsciousness when she blasts him with his own ray gun. The woman, Yula, and her confederate, Raymo, have created a process where they can replicate any human as an android and, with Corry safely locked away, plan to send his duplicate to Terra to lure the Secretary General to a phony peace conference so they can capture and replicate him.
Sat, Feb 5, 1955
Yula and her androids, all of whom look like persons occupying key positions in the Federation of Planets, have invaded Terra. Corry and Happy think they've captured the last of them, only to discover that the "ringleader" is really an android of Yula. The real Yula blasts the Space Patrol officers with her ray gun and escapes to create more replicants. Soon androids resembling the Secretary General and chief of Security give orders to capture or kill Corry and Happy on sight and Corry must devise a plan to capture Yula before her androids take over the Solar System.
Sat, Feb 12, 1955
Commander Corry and his crew investigate a mysterious burst of radiation from outside the Solar System. They trace the source to the surface of a planet whose once great civilization has been recently devastated by nuclear war. When they approach a space station above the planet's surface to search for survivors, their spacecraft is seriously damaged by a bomb and forced to land on the planet's charred surface. While attempting to repair their ship in the unbearable heat, their remaining water supply is stolen by two of the holocaust's survivors.