Captain Kelly; Major General Holt; Bio-Chemical Lab Technician
A triangular meteor is captured and brought on board a space station. Captain Kelly cuts into the meteor and finds a walnut shaped object inside. Major General Holt cautions Kelly against thinking they've found life. The lab technician investigates further but then there's a beep-beep sound and an explosion rocks the lab. There are more explosions accompanied by the beeps. Kelly is outside and sees an old Sputnik satellite which is beeping and then sees a space creature clinging to it. The walnut object appears and reunites with the space creature and they fly off in a triangular meteor.
A rocket floating in outer space comes near to a space station. The commander is unwilling to take it on board and radios to the rocket for the inhabitants to show their faces. The crewman says he thinks it is unmanned and so they bring it on board. They open the rocket up and find that all the materials inside are unknown to them. There is a radio which shows signals are being received. The crewman says that the signals are coming from Pluto. But it is thought that nothing could be living on Pluto.
Ward Stratton is caught in a trap in Lunar Crater Tycho. He is arrested and taken to Colonel Alexandrovna who accuses him of being a spy and saboteur. Stratton is pleased that this is a lady but denies this. Alexandrovna orders Petrov to take Stratton to the site of the damage. Stratton again denies that it was his fault and Alexandrovna threatens to shoot him if he does not confess. Rocks rain down on the car and the pair just escape into a cave. They see that the assailant is a moon creature. A Russian rescue party drives the creature away and Alexandrovna and Stratton shake hands.
Bill Fenner hated the Red Spot of Jupiter. An accident in space kills Bill and his body is fired into Jupiter. The Red Spot returns Bill's body in a transparent cylinder. When the cylinder is opened Bill sits up unaware of anything that has happened to him. After an electrical blow-up, when Bill takes all the power in his body, and then returning from an outside job in space with an empty oxygen tank, Bill is taken by the medics for examination. There is a small organism in his brain which protects him. Bill's body is better than new and he might live to 1000.
The group of four are climbing a gigantic carved statue of a face found on Mars. Fisher steps through an eye socket and finds himself in a lush green city with breathable air and sees giant Martians. A fleet of spaceships attack and destroy the city. The giants have a meeting and point to a space map - there is a planet between Mars and Jupiter. The giants launch a missile to destroy this planet. Fisher suddenly can't breathe properly and then he is found on the surface of modern day Mars. On their way through space they stop in the asteroid belt - the remnants of a destroyed planet.