Kepler-421

作者：Pan-STARRS

發佈日期：

Kepler-421, also known as KOI-1274, is a binary star system of a K-type main-sequence star and a Sun-like star about 1,124 light-years away in the constellation Lyra. The smaller orange star (component A) has a planet slightly larger than Uranus, but orbiting at a distance comparable to Earth's proximity to the Sun

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