K2-415 作者:Karistus 發佈日期: K2-415, aka TOI-5557, is a red dwarf located about 71.12 lightyears from the solar system. A single Earth-sized planet is known to orbit this star. 請在此 翻譯 協助翻譯本頁。 在 Celestia 中開啟(建議) 或 下載 如何安裝附加元件?請在此 查閱 了解。