Pale Blue Dot: A Vision of the Human Future in Space

Chapter 15. The Gates of the Wonder World Open

Victor R. Baker, The Channels of Mars (Austin: University of Texas Press, 1982).

Michael H. Carr, The Surface of Mars (New Haven: Yale University Press, 1981).

H. H. Kieffer, B. M. Jakosky, C. W. Snyder, and M. S. Matthews, editors, Mars (Tucson: University of Arizona Press, 1992).

John Noble Wilford, Mars Beckons: The Mysteries, the Challenges, the Expectations of Our Next Great Adventure in Space (New York: Knopf, 1990).

Chapter 18. The Marsh of Camarina

Clark R. Chapman and David Morrison, “Impacts on the Earth by Asteroids and Comets: Assessing the Hazard,” Nature, vol. 367 (1994), pp. 3340.

A. W. Harris, G. Canavan, C. Sagan, and S. J. Ostro, “The Deflection Dilemma: Use vs. Misuse of Technologies for Avoiding Interplanetary Collision Hazards,” in Hazards Due to Asteroids and Comets, T. Gehrels, editor (Tucson: University of Arizona Press, 1994).

John S. Lewis and Ruth A. Lewis, Space Resources: Breaking the Bonds of Earth (New York: Columbia University Press, 1987).

C. Sagan and S. J. Ostro, “Long Range Consequences of Interplanetary Collision Hazards,” Issues in Science and Technology (Summer 1994), pp. 67 72.

Chapter 19. Remaking the Planets

J. D. Bernal, The World, the Flesh, and the Devil (Bloomington, IN: Indiana University Press, 1969; first edition, 1929).

James B. Pollack and Carl Sagan, “Planetary Engineering,” in J. Lewis and M. Matthews, editors, Near Earth Resources (Tucson: University of Arizona Press, 1992).

Chapter 20. Darkness

Frank Drake and Dava Sobel, Is Anyone Out There? (New York: Delacorte, 1992).

Paul Horowitz and Carl Sagan, “Project META: A Five Year All Sky Narrowband Radio Search for Extraterrestrial Intelligence,” Astrophysical Journal, vol. 415 (1992), pp. 218 235.

Thomas R. McDonough, The Search for Extraterrestrial Intelligence (New York: John Wiley and Sons, 1987).

Carl Sagan, Contact: A Novel (New York: Simon and Schuster, 1985) .

Chapter 21. To the Sky!

J. Richard Gott III, “Implications of the Copernican Principle for Our Future Prospects,” Nature, vol. 263 (1993), pp. 315 319.

Chapter 22. Tiptoeing Through the Milky Way

I. A. Crawford, “Interstellar Travel: A Review for Astronomers,” Quarterly Journal of the Royal Astronomical Society, vol. 31 (1990), p. 377.

I. A. Crawford, “Space, World Government, and `The End of History,’ “Journal of the British Interplanetary Society, vol. 46 (1993), pp. 415 420.

Freeman J. Dyson, The World, the Flesh, and the Devil (London: Birkbeck College, 1972).

Ben R. Finney and Eric M. Jones, editors, Interstellar Migration and the Human Experience (Berkeley: University of California Press, 1985).

Francis Fukuyama, The End of History and the Last Man (New York: The Free Press, 1992).

Charles Lindholm, Charisma (Oxford: Blackwell, 1990). The comment on the need for a telos is in this book.

Eugene F. Mallove and Gregory L. Matloff, The Starflight Handbook (New York: John Wiley and Sons, 1989).

Carl Sagan and Ann Druyan, Comet (New York: Random House, 1985).

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1

“As to the fable that there are Antipodes,” wrote St. Augustine in the fifth century, “that is to say, men on the opposite side of the earth, where the sun rises when it sets to us, men who walk with their feet opposite ours, that is on I’ll ground credible.” Even if some unknown landmass is there, and not just ocean, “there was only one pair of original ancestors, and it is inconceivable that such distant regions should have been peopled by Adam’s descendants.”

2

Copernicus’ famous book was first published with an introduction by the theologian Andrew Osiander,