Тип публикации: статья из журнала (материалы конференций, опубликованные в журналах)
Конференция: European Workshop on Astrobiology (EANA); Szczecin, POLAND; Szczecin, POLAND
Год издания: 2014
Идентификатор DOI: 10.1007/s11084-014-9377-2
Ключевые слова: Exomoons, Exoplanets, Atmospheric escape, Young stars, Protoatmospheres, Habitabilty, carbon dioxide, hydrogen, water, astrobiology, astronomy, atmosphere, chemistry, devices, hydrodynamics, microclimate, moon, procedures, sunlight, ultraviolet radiation, X ray, Exobiology, Extraterrestrial Environment, Mars, Stars, Celestial, Ultraviolet Rays, X-Rays
Аннотация: We study the origin and escape of catastrophically outgassed volatiles (H2O, CO2) from exomoons with Earth-like densities and masses of 0.1, 0.5 and 1M(circle plus) orbiting an extra-solar gas giant inside the habitable zone of a young active solar-like star. We apply a radiation absorption and hydrodynamic upper atmosphere model to the three studied exomoon cases. We model the escape of hydrogen and dragged dissociation products O and C during the activity saturation phase of the young host star. Because the soft X-ray and EUV radiation of the young host star may be up to similar to 100 times higher compared to today's solar value during the first 100 Myr after the system's origin, an exomoon with a mass0.5M(circle plus),
Издание
Журнал: ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES
Выпуск журнала: Vol. 44, Is. 3
Номера страниц: 239-260
ISSN журнала: 01696149
Место издания: DORDRECHT
Издатель: SPRINGER
Персоны
- Lammer H. (Space Research Institute, Austrian Academy of Sciences)
- Gudel M. (Institute of Astronomy, University of Vienna)
- Juvan I. (Institute of Physics, IGAM, University of Graz)
- Weber C. (Space Research Institute, Austrian Academy of Sciences)
- Kislyakova K.G. (Space Research Institute, Austrian Academy of Sciences)
- Schiefer S.C. (Institute of Physics, IGAM, University of Graz)
- Kirchengast G. (Wegener Center for Climate and Global Change, University of Graz)
- Odert P. (Institute of Physics, IGAM, University of Graz)
- Hanslmeier A. (Institute of Physics, IGAM, University of Graz)
- Erkaev N.V. (Siberian Federal University)
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