Gliese 253

المؤلف: Trappist-1F_Ce

تاريخ الإصدار:

Gliese 253, also known as HIP 33229 and HD 51608, is a G-type main-sequence star located about 114.45 light-years from Earth. This star has two known planets, both roughly the size of Neptune. The inner planet has a mass 12.77 times that of Earth and takes 14 days to complete an orbit, while the outer planet has a mass 14.31 times that of Earth and takes approximately 95.88 days to complete an orbit.

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فتح في Celestia (مستحسن) أو تنزيل

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