"The Trap On Planet X". Sponsored by: Ralston cereals. Dr. Malengro tricks Buzz Corry when he returns to Planet X. Corry becomes the prisoner of Prince Bacaratti once again. Buzz and Happy have made another visit to the mysterious Planet X. They have just landed in a robot ship hoping to thwart an attempt to obtain Space Patrol’s secrets. As two men in work clothes approach the ship Buzz and Happy wait with ray guns drawn…