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THE INTERNATIONAL BESTSELLING CLASSIC NOVEL OF FIRST We are not alone . . . At first it seemed impossible - a radio signal that came not from Earth but from far beyond the nearest stars. But then the signal was translated, and what had been impossible became terrifying. For the signal contains the information to build a Machine that can travel to the stars. A Machine that can take a human to meet those that sent the message. They are eager to meet us: they have been watching and waiting for a long time. And now they will judge. 'Stunning and satisfying' Los Angeles Times 'An astonishingly exciting, precise and involved book' Sydney Sunday Telegraph 'The range and depth of ideas is quite uncommon' New York Times Book Review 'Sagan's informed and dramatically enacted speculations into the mysteries of the universe . . . make an exciting adventure' Publishers Weekly
Carl Sagan
Sagan nació en Nueva York el 9 de noviembre de 1934. En la década de los '50 participó como asesor y consultor de la NASA. Participó activamente en los programas espaciales Mariner, Viking, Voyager y Galileo. Fue instructor en el programa Apolo; jugó un rol decisivo en las investigaciones planetarias: ayudó a descifrar las altas temperaturas en Venus al emplear la teoría del efecto invernadero masivo y global, los cambios estacionales de Marte y las nubosidades rojizas de Titán. Entre los muchos premios que obtuvo cabe mencionar la Medalla del Bienestar Público, (Public Welfare Medal) la más alta distinción otorgada por la Academia Nacional de Ciencias de Estados Unidos; el premio Pulitzer obtenido por su libro 'Los Dragones del Edén' un ensayo especulativo sobre los orígenes de la inteligencia humana y el Prix Galabert, premio internacional de astronaútica.
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