Pioneer 10 Pioneer 10 Pioneer 10 (originally designated Pioneer F) is an American space probe, launched in 1972 and weighing , that completed the first mission to the planet Jupiter. Thereafter, "Pioneer 10" became the first of five artificial objects to achieve the escape velocity that will allow them to leave the Solar System. This space exploration project was conducted by the NASA Ames Research Center in California, and the space probe was manufactured by TRW Inc. "Pioneer 10" was assembled around a hexagonal bus with a diameter parabolic dish high-gain antenna, and the spacecraft was spin stabilized around the axis of
The Phantom Planet The Phantom Planet The Phantom Planet is a 1961 independently made American black-and-white science fiction film, produced by Fred Gebhardt, directed by William Marshall, that stars Dean Fredericks, Coleen Gray, Anthony Dexter, and Francis X. Bushman. The film was released in the U.S. by American International Pictures as a double feature with "Assignment Outer Space". In 1980, the United States Air Force's Space Exploration Wing has bases on the Moon, and it is on the eve of a mission to Mars. When another of its two-member crew Pegasus spacecraft mysteriously disappears, rumors begin circulating of space monsters and phantom planets.