Donna Shirley's 35-year career as an aerospace engineer reached a jubilant pinnacle in July 1997 when Sojourner--the solar-powered, self-guided, microwave-oven-

Although the Jet Propulsion Laboratory in Pasadena, California, has become synonymous with the United States’ planetary exploration during the past half centu

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The first book-length, in-depth ethnography of U.S. human spaceflight What if outer space is not outside the human environment but, rather, defines it? This is