Planet-planet scattering leads to tightly packed planetary systems

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Raymond, Sean N.; Barnes, Rory; Veras, Dimitri; Armitage, Philip J.; Gorelick, Noel; Greenberg, Richard;
  • Related identifiers: doi: 10.1088/0004-637X/696/1/L98
  • Subject: Astrophysics - Earth and Planetary Astrophysics
    arxiv: Astrophysics::Earth and Planetary Astrophysics

The known extrasolar multiple-planet systems share a surprising dynamical attribute: they cluster just beyond the Hill stability boundary. Here we show that the planet-planet scattering model, which naturally explains the observed exoplanet eccentricity distribution, ca... View more
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