hot Jupiter

English

Noun

hot Jupiter (plural hot Jupiters)

  1. (planetology) An exosolar planet whose characteristics are similar to Jupiter, but which orbits its parent star much more closely and thus has higher temperatures.
    Synonyms: pegasid, epistellar Jovian
    Hypernyms: jupiter; roaster < exoplanet < planet
    Coordinate term: hot Neptune
    • 2010, James Kasting, How to Find a Habitable Planet, Princeton, N.J.: Princeton University Press, →ISBN, →LCCN, →OCLC, page 224:
      Or, to put it a different way, the chance of finding a hot Jupiter is 100 times higher than the chance of finding a normal Jupiter, because it is 100 times closer to its parent star.

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