Astrobiology News for July 2013: What Makes a Planet Habitable? In May, we posed the question, how many stars have planets? It

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Date: 2017-06-17 12:36:08		Astrobiology News for July 2013: What Makes a Planet Habitable? In May, we posed the question, how many stars have planets? It Add to Reading List Source URL: www.theclergyletterproject.org Download Document from Source Website File Size: 57,77 KB Share Document on Facebook