Kepler-669
                
                  
                  
                
                作者:Galaxy-Leaper
                发布日期:
                Kepler-669, also known as KOI-766, is a star with a spectrum of F located 7169.84 light-years from Earth. In 2016, a planet larger than Neptune was discovered in an orbit of 4.12 days
                
                  
                
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