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开普勒-19b

开普勒-19b 是环绕开普勒-19的一颗系外行星。这颗行星的轨道周期是9.3天,估计它的半径是2.2地球半径,质量是地球的20.3倍 [1]页面存档备份,存于互联网档案馆)。

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开普勒-19b
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