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相关论文: Thermal and orbital evolution of low-mass exoplane…

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Earth-like planets in the habitable zone of low-mass stars undergo strong tidal effects that modify their spin states. These planets are expected to host dense atmospheres that can also play an important role in the spin evolution. On one…

地球与行星天体物理 · 物理学 2024-10-02 E. F. S. Valente , A. C. M. Correia , P. Auclair-Desrotour , M. Farhat , J. Laskar

We investigate the orbital and rotational evolution of the CoRoT-7 two-planet system, assuming that the innermost planet behaves like a Maxwell body. We numerically resolve the coupled differential equations governing the instantaneous…

地球与行星天体物理 · 物理学 2016-12-28 Adrián Rodríguez Colucci , Nelson Callegari , Alexandre Correia

Potentially habitable planets can orbit close enough to their host star that the differential gravity across their diameters can fix the rotation rate at a specific frequency, a process called tidal locking. Tidally locked planets on…

地球与行星天体物理 · 物理学 2017-10-18 Rory Barnes

Over the last two decades, a large population of close-in planets has been detected around a wide variety of host stars. Such exoplanets are likely to undergo planetary migration through magnetic and tidal interactions. We aim to follow the…

地球与行星天体物理 · 物理学 2021-06-23 Jérémy Ahuir , Antoine Strugarek , Allan-Sacha Brun , Stéphane Mathis

Observations of time-resolved thermal emission from tidally locked exoplanets can tell us about their atmospheric temperature structure. Telescopes such as JWST and ARIEL will improve the quality and availability of these measurements. This…

地球与行星天体物理 · 物理学 2022-12-28 Neil T. Lewis , Mark Hammond

Gas giant planets are differentially rotating magnetic objects that have strong and complex interactions with their environment. In our Solar system, they interact with their numerous moons while exoplanets with very short orbital periods…

地球与行星天体物理 · 物理学 2023-10-03 Hachem Dhouib , Clément Baruteau , Stéphane Mathis , Florian Debras , Aurélie Astoul , Michel Rieutord

In this paper, we present the consistent evolution of short-period exoplanets coupling the tidal and gravothermal evolution of the planet. Contrarily to previous similar studies, our calculations are based on the complete tidal evolution…

地球与行星天体物理 · 物理学 2015-05-18 Jérémy Leconte , Gilles Chabrier , Isabelle Baraffe , Benjamin Levrard

Since twenty years, a large population of close-in planets orbiting various classes of low-mass stars (from M to A-type stars) has been discovered. In such systems, the dissipation of the kinetic energy of tidal flows in the host star may…

地球与行星天体物理 · 物理学 2016-06-22 Emeline Bolmont , Stéphane Mathis

Hypothetical exomoons around close-in giant planets may migrate inwards and/or outwards in virtue of the interplay of the star, planet and moon tidal interactions. These processes could be responsible for the disruption of lunar systems,…

地球与行星天体物理 · 物理学 2019-12-02 Jaime A. Alvarado-Montes , Jorge I. Zuluaga , Mario Sucerquia

In close exoplanetary systems, tidal interactions drive orbital and spin evolution of planets and stars over long timescales. Tidally-forced inertial waves (restored by the Coriolis acceleration) in the convective envelopes of low-mass…

太阳与恒星天体物理 · 物理学 2022-08-17 A. Astoul , A. J. Barker

Transiting planets are generally close enough to their host stars that tides may govern their orbital and thermal evolution of these planets. We present calculations of the tidal evolution of recently discovered transiting planets and…

天体物理学 · 物理学 2009-11-13 Brian Jackson , Rory Barnes , Richard Greenberg

The distribution of eccentricities e of extra-solar planets with semi-major axes a > 0.2 AU is very uniform, and values for e are generally large. For a < 0.2 AU, eccentricities are much smaller (most e < 0.2), a characteristic widely…

天体物理学 · 物理学 2009-11-13 Brian Jackson , Richard Greenberg , Rory Barnes

While planets in the solar system only have a low inclination with respect to the ecliptic there is mounting evidence that in extrasolar systems the inclination can be very high, at least for close-in planets. One process to alter the…

地球与行星天体物理 · 物理学 2014-01-09 Bertram Bitsch , Willy Kley

M type stars are good targets in the search for habitable extrasolar planets. Because of their low effective temperatures, the habitable zone of M stars is very close to the star itself. For planets close to their stars, tidal heating plays…

地球与行星天体物理 · 物理学 2014-06-11 Daigo Shoji , Kei Kurita

We present a model to study secularly and tidally evolving three-body systems composed by two low-mass planets orbiting a star, in the case where the bodies rotation axes are always perpendicular to the orbital plane. The tidal theory…

地球与行星天体物理 · 物理学 2020-05-22 Gabriel O. Gomes , Sylvio Ferraz-Mello

With the discovery of TRAPPIST-1 and its seven planets within 0.06 au, the correct treatment of tidal interactions is becoming necessary. The eccentricity, rotation, and obliquity of the planets of TRAPPIST-1 are indeed the result of tidal…

地球与行星天体物理 · 物理学 2021-01-04 Emeline Bolmont , Sylvain N. Breton , Gabriel Tobie , Caroline Dumoulin , Stéphane Mathis , Olivier Grasset

By means of three dimensional, high resolution hydrodynamical simulations we study the orbital evolution of weakly eccentric or inclined low-mass protoplanets embedded in gaseous discs subject to thermal diffusion. We consider both…

地球与行星天体物理 · 物理学 2023-03-15 S. Cornejo , F. S. Masset , R. O. Chametla , S. Fromenteau

We study the possibility of tidal dissipation in the solid cores of giant planets and its implication for the formation of hot Jupiters through high-eccentricity migration. We present a general framework by which the tidal evolution of…

地球与行星天体物理 · 物理学 2013-12-25 Natalia I Storch , Dong Lai

The ongoing discovery of terrestrial exoplanets accentuates the importance of studying planetary evolution for a wide range of initial conditions. We perform thermal evolution simulations for generic terrestrial planets with masses ranging…

地球与行星天体物理 · 物理学 2013-12-31 Joseph G. O'Rourke , Jun Korenaga

The orbital architectures of short-period exoplanet systems are shaped by tidal dissipation in their host stars. For low-mass M-dwarfs whose dynamical tidal response comprises a dense spectrum of inertial modes at low frequencies, resolving…

地球与行星天体物理 · 物理学 2024-02-16 Samantha C. Wu , Janosz W. Dewberry , Jim Fuller