Earth Satellites - Explorers Of Outer Space
HD
0
16 minIllustrates the basic principles of space exploration with earth satellites and discusses the present and future uses of such exploration. Live photography and animated drawings show the launching and orbiting of the explorer and vanguard satellites, the structure of the atmosphere, the physical laws governing orbiting satellites and the nature of outer space.
Country:
USGenre:
N/AReleased:
1958-01-01Languages:
N/ACompanies:
Encyclopædia Britannica Films