单词 | hot jupiter |
释义 | > as lemmashot Jupiter hot Jupiter n. Astronomy any of a class of low-density extrasolar planets which have a mass similar to or greater than that of Jupiter but which orbit very close to the parent star. ΚΠ 1996 Science 26 July 429/2 Within the group of less massive companions in circular orbits, astronomers have been surprised to find a completely new class of planets, which they dubbed ‘hot Jupiters’. 2001 New Scientist 1 Dec. 16/1 The giant planet is a ‘hot Jupiter’ or ‘roaster’, only 7.5 million kilometres from its sun. 2007 Nature 22 Feb. p. ix Using the Spitzer Space Telescope, an infrared spectrum has been obtained for the transiting ‘hot Jupiter’ HD 209458b. < as lemmas |
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