Secret Barrier X

Thora, beautiful Arkonide fugitive, is trapped on Venus where she had fled in a bid to reach her distant home planet. Perry Rhodan, leader of the Peace Corps rocketed to her rescue but he too became a prisoner of the planet of peril, menaced not only by the Venusian monsters but by deadly invaders from Earth! Can the Peace Lord escape a planet sealed off by an impenetrable barrier 300 miles deep? Can Reginald Bell, Rhodan’s first lieutenant, break through the barrier via a time trap in the fifth dimension? If not, Perry will be forced to summon all his mortal powers against the SECRET BARRIER X…