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Continue to ChatKepler-421b, Exoplanet di Garis Beku Sistem Keplanetan https://langitselatan.com/2014/07/22/kepler-421b-exoplanet-di-garis-beku-sistem-keplanetan/
Kepler-421b, Exoplanet di Garis Beku Sistem Keplanetan https://langitselatan.com/2014/07/22/kepler-421b-exoplanet-di-garis-beku-sistem-keplanetan/