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Kepler-23
Kepler-23 is a star in the northern constellation of Cygnus, the swan, that is orbited by a planet found to be unequivocally within the star's habitable zone. It is located at the celestial coordinates: Right Ascension , Declination .〔(【引用サイトリンク】date=2011-12-05 )〕 With an apparent visual magnitude of 14.0,〔 this star is too faint to be seen with the naked eye.
==References==
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-23」の詳細全文を読む
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