The Dynamical Simulations of the Planets Orbiting GJ 876

dc.creatorJianghui, Ji
dc.creatorGuangyu, Li
dc.creatorLin, Liu
dc.date2002-05-03
dc.date.accessioned2026-07-25T11:44:45Z
dc.descriptionWe have performed simulations to investigate the dynamics of the M dwarf star GJ 876 in an attempt to reveal any stabilizing mechanism for sustaining the system.We simulated different coplanar and noncoplanar configurations of two-planet systems and other cases.From the simulations,we found that the 2 :1 mean-motion resonance between two planets can act as an effective mechanism for maintaining the stability of the system.This result is explained by a proposed analytical model.Using this model,we studied the region of motion of the inner planet by varying the parameters of the system,and we detected that the analytical results are well consistent with the numerical simulations.
dc.description17 pages, 8 figures available through authors, to be published in ApJ, June 20,2002 (V572, see figures)
dc.identifierhttps://arxiv.org/abs/astro-ph/0205043
dc.identifierhttp://arxiv.org/abs/astro-ph/0205043
dc.identifierAstrophys.J. 572 (2003) 1041-1047; Erratum-ibid. 582 (2003) 558
dc.identifierdoi:10.1086/340350
dc.identifier.urihttps://dspace.dare.co.zw/handle/123456789/5278
dc.subjectAstrophysics
dc.titleThe Dynamical Simulations of the Planets Orbiting GJ 876
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