habitable zone

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Related to Circumstellar Habitable Zones: Solar System Habitable Zone

habitable zone

n.
The region in a stellar system where the surface temperatures of planets can sustain liquid water and therefore hold the highest probability for the existence of life. Also called Goldilocks zone.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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