几位研究人员及淘金者抱着各自的目的乘宇宙飞船去月球探险。他们猜测那儿黄金蕴藏丰富。发现黄金后他出现争论而导致致命的枪战。子弹击中了宇宙飞船的氧气罐。因此剩余的氧气不能让所有人都能够平安返回,其中一人最终自愿留在了月球上。女天文学者出于对他的爱也愿意留下来。Thirty years ago, at a scientific conference, Prof. Manfeldt presented his theory on the existence of gold on the Moon. It was greeted with laughter by the assembled academics. Today, Herr Helius has ambitious plans to build a spaceship... and take it to the Moon! Windegger, his chief engineer, will be going, and so will Prof. Manfeldt, now living in a cramped garret alone with his theory. But there are disagreements with the financiers who insist that their man Turner also accompany the flight... The unmanned Rocket H 32 brings back valuable information from the dark side of the Moon. Helius is upset by the news of Windegger's engagement to the pretty Friede. And the financiers have a secret agenda: to control the world's gold supply... Finally, the Spaceship "Friede" is ready as it rolls out on its gantry for takeoff. The staged rocket works as planned, but the acceleration is fierce. As they approach the Moon, they discover a stowaway on board, Gustav, a little boy...