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巨无霸地球

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被认为是巨无霸地球的克卜勒-10c、地球与海王星体积比较。
被认为是巨无霸地球的克卜勒-10c、地球与海王星体积比较。

巨无霸地球(mega-Earth)的定义是质量至少是地球10倍的岩石质类地太阳系外行星。巨无霸地球的质量较超级地球(质量为地球5到10倍的类地行星或海洋行星)更大。“巨无霸地球”一词于2014年发现系外行星克卜勒-10c时首次出现。该行星的质量相当于海王星,但是密度却高于地球[1][2][3]

被认为可能是巨无霸地球的系外行星

参考资料

  1. ^ Sasselov, Dimitar (2 June 2014) Exoplanets: From Exhilarating to Exasperating 页面存档备份,存于互联网档案馆, 22:59, Kepler-10c: The "Mega-Earth", YouTube
  2. ^ Astronomers Find a New Type of Planet: The "Mega-Earth"2014-14. www.cfa.harvard.edu/. 
  3. ^ The Kepler-10 planetary system revisited by HARPS-N: A hot rocky world and a solid Neptune-mass planet, Xavier Dumusque, Aldo S. Bonomo, Raphaelle D. Haywood, Luca Malavolta, Damien Segransan, Lars A. Buchhave, Andrew Collier Cameron, David W. Latham, Emilio Molinari, Francesco Pepe, Stephane Udry, David Charbonneau, Rosario Cosentino, Courtney D. Dressing, Pedro Figueira, Aldo F. M. Fiorenzano, Sara Gettel, Avet Harutyunyan, Keith Horne, Mercedes Lopez-Morales, Christophe Lovis, Michel Mayor, Giusi Micela, Fatemeh Motalebi, Valerio Nascimbeni, David F. Phillips, Giampaolo Piotto, Don Pollacco, Didier Queloz, Ken Rice, Dimitar Sasselov, Alessandro Sozzetti, Andrew Szentgyorgyi, Chris Watson, (Submitted on 30 May 2014)
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巨无霸地球
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