The science of ARIEL
HARTOGH, P.
Max-Planck-Institut für Sonnensystemforschung = Max Planck Institute for Solar System Research [MPS]
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Max-Planck-Institut für Sonnensystemforschung = Max Planck Institute for Solar System Research [MPS]
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en
Communication dans un congrès
Este ítem está publicado en
European Planetary Science Congress 2017, held 17-22 September, 2017 in Riga Latvia, id. EPSC2017-713, 2017-09-17, Riga.
Resumen en inglés
Thousands of exoplanets have now been discovered with a huge range of masses, sizes and orbits: from rocky Earth-size planets to large gas giants grazing the surface of their host star. However, the essential nature of ...Leer más >
Thousands of exoplanets have now been discovered with a huge range of masses, sizes and orbits: from rocky Earth-size planets to large gas giants grazing the surface of their host star. However, the essential nature of these exoplanets remains largely mysterious: there is no known, discernible pattern linking the presence, size, or orbital parameters of a planet to the nature of its parent star. We have little idea whether the chemistry of a planet is linked to its formation environment, or whether the type of host star drives the physics and chemistry of the planet's birth, and evolution. Progress with these science questions demands a large, unbiased spectroscopic survey of exoplanets. The ESA ARIEL M4 candidate mission has been conceived to conduct such a survey and to explore the nature of exoplanet atmospheres and interiors and, through this, the key factors affecting the formation and evolution of planetary systems.< Leer menos
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