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This paper deals with the application of the creep tide theory (Ferraz-Mello, Cel. Mech. Dyn. Astron. vol. 116, 109, 2013) to the study of the rotation of stars hosting massive close-in planets. The stars have nearly the same tidal…

地球与行星天体物理 · 物理学 2015-07-13 S. Ferraz-Mello , M. Tadeu dos Santos , H. Folonier , Sz. Csizmadia , J. -D. do Nascimento , M. Pätzold

The dynamical evolution of short-period low-mass binary stars (with mass $M < 1.5M_{\odot}$, from formation to the late main-sequence, and with orbital periods less than $\sim$10 days) is strongly influenced by tidal dissipation. This…

太阳与恒星天体物理 · 物理学 2025-07-18 Jessica Birky , Rory K. Barnes , James R. A. Davenport

The distribution of the orbits of close-in exoplanets shows evidence for on-going removal and destruction by tides. Tides raised on a planet's host star cause the planet's orbit to decay, even after the orbital eccentricity has dropped to…

地球与行星天体物理 · 物理学 2011-02-11 Brian Jackson , Rory Barnes , Richard Greenberg

Tidal torques play a key role in rotational dynamics of celestial bodies. They govern these bodies' tidal despinning, and also participate in the subtle process of entrapment of these bodies into spin-orbit resonances. This makes tidal…

地球与行星天体物理 · 物理学 2015-06-11 Michael Efroimsky , Valeri V. Makarov

The orbit of the outer satellite Alexhelios of (216) Kleopatra is already constrained by adaptive-optics astrometry, obtained with the VLT/SPHERE instrument. However, there is also a preceding occultation event in 1980 attributed to this…

地球与行星天体物理 · 物理学 2022-01-19 M. Brož , J. Ďurech , B. Carry , F. Vachier , F. Marchis , J. Hanuš , L. Jorda , P. Vernazza , D. Vokrouhlický , M. Walterová , R. Behrend

We present simulations of Triton's post-capture orbit that confirm the importance of Kozai-type oscillations in its orbital elements. In the context of the tidal orbital evolution model, these variations require average pericenter distances…

天体物理学 · 物理学 2009-11-11 Matija Cuk , Brett J. Gladman

Spin-orbit misalignments have been detected in exoplanetary systems and binary star systems. Tidal interactions may have played an important role in the evolution of the spin-orbit angle. In this study, we investigate the tidal interactions…

地球与行星天体物理 · 物理学 2017-04-12 Yufeng Lin , Gordon Ogilvie

Theoretical studies on the modulation of unidimensional regular waves over a flat bottom due to a current typically assign an asymmetry between the effects of opposing/following streams on the evolution of major sea variables, such as…

流体动力学 · 物理学 2026-01-27 Ina Teutsch , Saulo Mendes , Jerome Kasparian

Mercury is entrapped in a 3:2 resonance: it rotates on its axis three times for every two revolutions it makes around the Sun. It is generally accepted that this is due to the large value of the eccentricity of its orbit. However, the…

动力系统 · 数学 2020-03-10 Michele Bartuccelli , Jonathan Deane , Guido Gentile

The existence of plate tectonics on the Earth is directly dependent on the internal viscosity contrast, mass of the planet, availability of liquid water and an internal heat source. However, the initial conditions of rotational velocity and…

地球与行星天体物理 · 物理学 2022-02-24 Rajagopal Anand

Hierarchical two-planet systems, in which the inner body's semi-major axis is between 0.1 and 0.5 AU, usually present high eccentricity values, at least for one of the orbits. As a result of the formation process, one may expect that…

地球与行星天体物理 · 物理学 2013-05-07 A. C. M. Correia , G. Boue , J. Laskar , M. H. M. Morais

The transit method is a promising means to detect exomoons, but few candidates have been identified. For planets close to their stars, the dynamical interaction between a satellite's orbit and the star must be important in their evolution.…

地球与行星天体物理 · 物理学 2023-11-14 Andi Kisare , Daniel Fabrycky

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

In the standard theory of equilibrium tides, hydrodynamic turbulence is considered. In this paper we study the effect of magnetic fields on equilibrium tides. We find that the turbulent Ohmic dissipation associated with a tidal flow is much…

太阳与恒星天体物理 · 物理学 2022-08-03 Xing Wei

Stellar radiation has conservatively been used as the key constraint to planetary habitability. We review here the effects of tides, exerted by the host star on the planet, on the evolution of the planetary spin. Tides initially drive the…

地球与行星天体物理 · 物理学 2011-12-13 René Heller , Rory Barnes , Jérémy Leconte

The presence of celestial companions means that any planet may be subject to three kinds of harmonic mechanical forcing: tides, precession/nutation, and libration. These forcings can generate flows in internal fluid layers, such as fluid…

地球与行星天体物理 · 物理学 2012-03-12 David Cébron , Michael Le Bars , Claire Moutou , Patrice Le Gal

A large fraction of known exoplanets have short orbital periods where tidal excitation of gravity waves within the host star causes the planets' orbits to decay. We study the effects of tidal resonance locking, in which the planet locks…

地球与行星天体物理 · 物理学 2021-09-08 Linhao Ma , Jim Fuller

We present N-body simulations of realistic globular clusters containing initial mass function in the galaxy to study effects of tidal field systematically on the properties of outer parts of globular clusters. Using NBODY6 which takes into…

天体物理学 · 物理学 2009-11-10 Kang Hwan Lee , Hyung Mok Lee , Hwankyung Sung

Star-planet tidal interactions play a significant role in the dynamical evolution of close-in planetary systems. We investigate the propagation and dissipation of tidal inertial waves in a stellar/planetary convective region. We take into…

太阳与恒星天体物理 · 物理学 2017-10-25 A. Astoul , S. Mathis , C. Baruteau , Q. André

Remarkable global correlations exist between geometrical features of terrestrial surface on the Earth, current mean sea level and its geological internal processes whose origins have remained an essential goal in the Earth sciences.…

统计力学 · 物理学 2015-06-10 Abbas Ali Saberi