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Planetary Assembly in Binary Systems

Planetary Assembly in Binary Systems

Presentation at the Division for Planetary Science conference.

Stefano Meschiari

October 26, 2012
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  1. Planetary Assembly in
    Binary Systems
    A circumbinary planet
    +
    Stefano Meschiari, McDonald Observatory
    Meschiari, 2012; 2012b (submitted) DPS Meeting 2012

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  2. Planetary Assembly in
    Binary Systems
    A circumbinary planet
    +
    Stefano Meschiari, McDonald Observatory
    Meschiari, 2012; 2012b (submitted) DPS Meeting 2012

    View full-size slide

  3. Observed circumbinary planets
    (orbits are normalized to the stability boundary)
    Kepler 16-b
    Doyle et al. 2011, Welsh et al.
    2012, Orosz et al. 2012a, b
    Kepler 34-b, 35-b
    Kepler 38-b
    Kepler 47-b
    Kepler 47-c

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  4. Planetesimal “bottleneck” (1-10 km)
    High eccentricities, planetesimals of different sizes dephased
    by gas disk

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