When Biospheres Collide: A History of NASA's Planetary Protection Programs
by Michael Meltzer
Publisher: NASA 2011
Number of pages: 542
This book presents the history of planetary protection by tracing the responses to the microbiological contamination concerns on NASA's missions to the Moon, Mars, Venus, Jupiter, Saturn, and many smaller bodies of our solar system.
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by G. Gonzalez, D. Brownlee, P. Ward - arXiv
The GHZ is that region in the Milky Way where an Earth-like planet can retain liquid water on its surface and provide a long-term habitat for animal-like aerobic life. In this paper we examine the dependence of the GHZ on Galactic chemical evolution.
by Alfred R. Wallace - Chapman and Hall
Contents: early ideas; modern ideas; the new astronomy; the distribution of the stars; distances of stars - the sun's motion; unity and the evolution of the star-system; are the stars infinite?; our relation to the Milky Way; and more.
by Luke A. Barnes - arXiv
We will touch on such issues as the logical necessity of the laws of nature; objectivity, invariance and symmetry; theoretical physics and possible universes; entropy in cosmology; cosmic inflation and initial conditions; galaxy formation; etc.
by Douglas A. Vakoch - NASA
Addressing a field that has been dominated by astronomers, physicists, and computer scientists, the contributors to this collection raise questions about the ease of establishing meaningful communication with an extraterrestrial intelligence.