Note: An apparently non-genre plot, but containing one spec-fic element : a device lodged in an artificial satellite, able to concentrate cosmic rays and turn them into a lethal weapon.

Synopsis: While travelling in Arizona, Bob Morane is robbed of his money, and is led to accept a job as pilot to fly innocent-looking sports equipment to an American base in Greenland. But just before reaching his destination, he is attacked by unidentified jet planes...