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Astronomy
intermediate

Planetary migration and extrasolar planets in the 2/1 mean-motion resonance

C. Beaugé et al. (2005)

Published
Dec 19, 2005
Journal
Monthly Notices of the Royal Astronomical Society · Vol. 365 · No. 4
DOI
10.1111/j.1365-2966.2005.09779.x

At a GlanceAI

Models how planetary migration can trap extrasolar planets into stable 2:1 mean-motion resonances.

SummaryAI

The work connects planet–disk migration with the observed pile-up of exoplanet pairs near the 2:1 mean-motion resonance. It explores how resonant capture during migration can shape the final orbital architecture and stability of planetary systems. By focusing on the 2:1 case, it helps interpret resonant exoplanet observations as potential fingerprints of past migration and dissipation.

Method SnapshotAI

The authors use dynamical modeling of resonant planetary motion under migration-driven orbital evolution.

BackgroundAI

Celestial mechanics of mean-motion resonances and basic exoplanet orbital dynamics.

Expert Review: Planetary migration and extrasolar planets in the 2/1 mean-motion resonance | Marginalia