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开普勒8b

开普勒86b
发现
发现者开普勒太空望远镜
发现日期2012年1月4日
凌日法
轨道参数
离心率0.01
轨道周期413.5225日
轨道倾角84.07
物理特征
平均半径2.219RJ
质量12.7MJ
温度30

开普勒8b开普勒太空望远镜首次发现的5颗太阳系外行星之一,于2012年1月4日公布。它位于天琴座,环绕恒星开普勒8公转。[1][2]。开普勒86b的半径是木星的2.219倍,质量是木星的12.7,其质量及大小亦居于所有行星首位,它的质量及大小还在增加中。[3]

相关条目

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参考资料

[编辑]
  1. ^ Ron Cowen. Kepler space telescope finds its first extrasolar planets. Science News. 2010-01-04 [2010-01-04]. (原始内容存档于2012-09-25). 
  2. ^ “开普勒”找到5颗太阳系外行星. [2010-02-20]. (原始内容存档于2019-05-20). 
  3. ^ Jaggard, Victoria. Five New Planets Found; Hotter Than Molten Lava. Washington, D.C.: National Geographic News. January 4, 2012 [8 January 2010]. (原始内容存档于2019-06-13). 
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开普勒8b
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