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Kepler-17b is a planet in the orbit of star Kepler-17, first observed by the Kepler spacecraft observatory in 2011. Kepler 17 is a gas giant nearly 2.45 times the mass of Jupiter, and is sometimes described as a "super-Jupiter". ==References== *http://arxiv.org/pdf/1107.5750v1 *http://exoplanet.eu/catalog/kepler-17_b/ 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Kepler-17b」の詳細全文を読む スポンサード リンク
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