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

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

Silicates are exceptionally common — all the rocky bodies in the solar system are made from them, and silicates have previously been detected in the atmospheres of hot Jupiter exoplanets before.

From Scientific American

The plot, or spectrum, reveals detailed information about the atmosphere of the exoplanet WASP-39b, called a ‘hot Jupiter’ by scientists because it is slightly wider in diameter than Jupiter but orbits its star much more closely than Mercury orbits the Sun, making it unbearably hot.

From Scientific American

Luis Calçada, a science visualization artist who works with the European Southern Observatory, chose another hot Jupiter: Vega b.

From New York Times