Pictures of the launch of the Soviet Sputnik I from 1957 are merged into some images more likely to feature in the titles of the "Outer Limits" as narrator Mike Wallace introduces this documentary about what is really more to do with the development of the rocket than the race for space. Historically, our modern day search for other life and other worlds was developed in the late 19th century by the Russian scientist who gave his name to the Sputnik ("friendly traveller") programme. His granddaughter briefly presents some of his scientific theory. That theory was developed further under America...