Science: Unmanned Satellite

Using cautious language, the American Rocket Society (made up of engineers, not space cadets) says that the time has come to take the first step toward space flight. Last week the society petitioned the National Science Foundation to "sponsor a study of the utility of an unmanned earth satellite vehicle." In Jet Propulsion, the society's journal, a long list of eminent authorities tell what can be accomplished by an unmanned satellite revolving around the earth.

Astronomer Ira S. Bowen of Mt. Wilson and Palomar Observatories is confident that even small instruments circling above the...

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