巨無霸地球

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被認為是巨無霸地球的克卜勒-10c、地球與海王星體積比較。

巨無霸地球mega-Earth)的定義是質量至少是地球10倍的岩石質類地太陽系外行星。巨無霸地球的質量較超級地球(質量為地球5到10倍的類地行星或海洋行星)更大。「巨無霸地球」一詞於2014年發現系外行星克卜勒-10c時首次出現。該行星的質量相當於海王星,但是密度卻高於地球[1][2][3]

被認為可能是巨無霸地球的系外行星[编辑]

參考資料[编辑]

  1. ^ Sasselov, Dimitar (2 June 2014) Exoplanets: From Exhilarating to Exasperating, 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)