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Goldilocks zone

or goldilocks zone

noun

, Astronomy.
  1. a zone around a star having temperatures and other conditions that can support life on planets:

    Mars is thought to lie on the outer edge of the sun's Goldilocks zone.



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Word History and Origins

Origin of Goldilocks zone1

After the fairy-tale character Goldilocks

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Example Sentences

So Proxima b, in order for it to be in that Goldilocks zone, actually is a lot closer to Proxima Centauri than Earth is to the sun.

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“Goldilocks and the Three Bears”Golding