hot Jupiter

American  

noun

Astronomy.

1. any of a class of large, hot, gaseous planets similar to Jupiter in mass but outside our solar system.

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hot Jupiter Scientific  

/ hŏt /

1. See under extrasolar planet

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Example Sentences

For a hot Jupiter to have formed through high-eccentricity migration, this circularization time must be shorter than the age of its planetary system.

From Science Daily

The first exoplanet ever confirmed in 1995 turned out to be what researchers now describe as a "hot Jupiter," a giant world similar in mass to Jupiter but orbiting its star in only a few days.

From Science Daily

Determining which of these two routes a specific hot Jupiter followed has been challenging.

From Science Daily

WASP-43 b is a "hot Jupiter" type of exoplanet: similar in size to Jupiter, made primarily of hydrogen and helium, and much hotter than any of the giant planets in our own solar system.

From Science Daily

That makes it what astronomers call a Hot Jupiter, a common type of exoplanet.

From New York Times