Leading scientists and historians explore the equation that guides modern astrobiology's search for life beyond Earth.Hinweis: Dieser Artikel kann nur an eine deutsche Lieferadresse ausgeliefert werden.
List of contributors; Foreword Frank Drake; Preface; Acknowledgements; Introduction Steven Dick; 1. Rate of formation of stars suitable for the development of intelligent life R* pre-1961 David DeVorkin; 2. Rate of formation of stars suitable for the development of intelligent life R* 1961 to the present Patrick François and Danielle Briot; 3. Fraction of stars with planetary systems fp pre-1961 Matthew F. Dowd; 4. Fraction of stars with planetary systems fp 1961 to the present Chris Impey; 5. Number of planets per solar system with an environment suitable for life ne pre-1961 Florence Raulin Cerceau; 6. Number of planets per solar system with an environment suitable for life ne 1961 to the present Danielle Briot and Jean Schneider; 7. Fraction of suitable planets on which life actually appears fl pre-1961 Stephané Tirard; 8. Fraction of suitable planets on which life actually appears fl 1961 to the present David J. Des Marais; 9. Fraction of life-bearing planets on which intelligent life emerges fl pre-1961 Michael Crowe; 10. Fraction of life-bearing planets on which intelligent life emerges fl 1961 to the present Lori Marino; 11. Fraction of civilizations that develop a technology that releases detectable signs of their existence into space fc pre-1961 Florence Raulin Cerceau; 12. Fraction of civilizations that develop a technology that releases detectable signs of their existence into space fc 1961 to the present Seth Shostak; 13. Length of time such civilizations release detectable signals into space L pre-1961 David Dunér; 14. Length of time such civilizations release detectable signals into space L 1961 to the present Garry Chick; Afterword Paul Davies; Index.
List of contributors; Foreword Frank Drake; Preface; Acknowledgements; Introduction Steven Dick; 1. Rate of formation of stars suitable for the development of intelligent life R* pre-1961 David DeVorkin; 2. Rate of formation of stars suitable for the development of intelligent life R* 1961 to the present Patrick François and Danielle Briot; 3. Fraction of stars with planetary systems fp pre-1961 Matthew F. Dowd; 4. Fraction of stars with planetary systems fp 1961 to the present Chris Impey; 5. Number of planets per solar system with an environment suitable for life ne pre-1961 Florence Raulin Cerceau; 6. Number of planets per solar system with an environment suitable for life ne 1961 to the present Danielle Briot and Jean Schneider; 7. Fraction of suitable planets on which life actually appears fl pre-1961 Stephané Tirard; 8. Fraction of suitable planets on which life actually appears fl 1961 to the present David J. Des Marais; 9. Fraction of life-bearing planets on which intelligent life emerges fl pre-1961 Michael Crowe; 10. Fraction of life-bearing planets on which intelligent life emerges fl 1961 to the present Lori Marino; 11. Fraction of civilizations that develop a technology that releases detectable signs of their existence into space fc pre-1961 Florence Raulin Cerceau; 12. Fraction of civilizations that develop a technology that releases detectable signs of their existence into space fc 1961 to the present Seth Shostak; 13. Length of time such civilizations release detectable signals into space L pre-1961 David Dunér; 14. Length of time such civilizations release detectable signals into space L 1961 to the present Garry Chick; Afterword Paul Davies; Index.
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