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KOI-4878.01 KOI-4878.01 is an Earth-like Earth-sized exoplanet candidate orbiting an F-type star 1075 ly away.〔(【引用サイトリンク】title=HEC: Data of Potentially Habitable Worlds - Planetary Habitability Laboratory @ UPR Arecibo )〕 Since its star is an F type star (which means it is a bit warmer than the Sun) that means that the habitable zone is further out, which means that the orbital period of this planet should be much longer than Earths 365-day orbit, in fact it takes 449 Earth days. KOI-4878.01 is the most Earth-like planet in terms of Earth Similarity (0.98) as well as size (1.00 Earth radii). ==Comparison with Earth==
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「KOI-4878.01」の詳細全文を読む
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