Results 11 to 20 of about 50 (50)
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Extraterrestrial Life Detection
Applied Optics, 1969A fundamental objective of the NASA Planetary Exploration Program is to attempt to cast light on the origin of the planets and the solar system. An integral part of the origin of the planets is the origin of life. In other words, the origin of life seems to be a natural and inevitable consequence of physical and chemical processes occurring during the ...
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Planetary Systems and Extraterrestrial Life
Origins of Life, 1974The paper reviews the present status of the problem of the existence of other planetary systems in the Galaxy. Observational data and theoretical results are presented to show that the occurrence of planetary systems is, most probably, not a universal phenomenon. Study of the stability of planetary orbits in the vicinity of double stars indicates that,
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The Moral Status of Extraterrestrial Life
Astrobiology, 2012If we eventually discover extraterrestrial life, do we have any moral obligations for how to treat the life-forms we find; does it matter whether they are intelligent, sentient, or just microbial-and does it matter that they are extraterrestrial? In this paper, I examine these questions by looking at two of the basic questions in moral philosophy: What
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Physics Bulletin, 1972
In his article 'Communications with galactic civilizations' (Physics Bulletin January 1972 p26) Prof D R Bates proposes an ...
D P Donegan, C J Gillham
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In his article 'Communications with galactic civilizations' (Physics Bulletin January 1972 p26) Prof D R Bates proposes an ...
D P Donegan, C J Gillham
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Christ and extraterrestrial life
Theology and Science, 2007Abstract This paper explores the relationship between Incarnation and extraterrestrial life in view of the question: can extraterrestrials be saved? The Franciscan theology of Bonaventure and Scotus is used to explore “exoChristology” by examining the Incarnation as a theological rather than anthropological event.
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Chemistry and physics of extraterrestrial life [PDF]
Science, 2014 Planetary Science Is there life on other planets? To answer this question, scientists must first determine what makes a planet habitable. Mars provides a natural laboratory to explore this question. In a Perspective, Conrad explains that, starting with the Viking landers in 1976, numerous missions to Mars have attempted to determine whether the planet ...
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METEORITIC HYDROCARBONS AND EXTRATERRESTRIAL LIFE*
Annals of the New York Academy of Sciences, 1962A critical discussion is given of the comparison by Nagy Meinschein, and Hennessy of the mass spectra of the hydrocarbons from the distillate of the Orgueil meteorite with the mass spectra of two biogenic materials, butter and sediments. The conclusion of Nagy et al.
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Extraterrestrial Intelligent Life
2003Having laid some extensive groundwork, we are finally ready to address the central questions of the existence and possible nature of extraterrestrial intelligent life. Although no trace of such life has so far been found, there are clearly compelling reasons for its existence. In Chap.
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Faith, chemistry and extraterrestrial life
Nature Chemistry, 2014Bruce Gibb wonders whether our faith in chemistry — and what it can teach us about the Universe beyond our Earthly bounds — will have a role to play in the search for alien life.
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A History of the Extraterrestrial Life Debate [PDF]
Zygon®, 1997 From antiquity to the present, humans have debated whether intelligent life exists elsewhere in the universe. This presentation will survey this debate, examining the roles played in it by science, religion, philosophy, and other areas of human learning.
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