Kepler-391
                
                  
                  
                
                作者:Galaxy-Leaper
                发布日期:
                Kepler-391, also known as KOI-2514, is a K-type subgiant star located 2907.69 light-years away from Earth. It has two planets with short orbital periods and high surface temperatures, and its composition is not yet known
                
                  
                
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