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Kepler-61
Kepler-61 is a 15th magnitude star in the constellation Cygnus. It is a young star with an age of 1 billion years. It is slightly denser than the sun with 63.5% of the mass and 62% of the radius. Because it is a red dwarf star, it is cooler than the sun with a temperature of 4017 K. An exoplanet called Kepler-61b, a super earth, orbits in the habitable zone. ==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-61」の詳細全文を読む
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