Encyclopedia of Astrobiology

Encyclopedia of Astrobiology

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Astrobiology is a remarkably interdisciplinary field. This reference serves as a key to understanding technical terms from the different subfields of astrobiology, including astronomy, biology, chemistry, the geosciences and the space sciences.These pressure modes (p-modes) show a large spectrum of waves with an average period of 5 min. ... A key question relevant for the evolution of life refers to the long-term evolution of the Sun, its magnetic activity, and radiation spectrum . ... The visible surface of the Sun defines the photosphere, that is, the layer from which photons in the visible range of the electromagnetic spectrum freely escape.

Title:Encyclopedia of Astrobiology
Author:Muriel Gargaud
Publisher:Springer Science & Business Media - 2011-05-26


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