The Galactic Habitable Zone: Galactic Ch
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Guillermo Gonzalez; Donald Brownlee; Peter Ward
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Article
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2001
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Elsevier Science
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English
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## We propose the concept of a "Galactic Habitable Zone" (GHZ). Analogous to the Circumstellar Habitable Zone (CHZ), 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