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1,634 claims from 1,009 papers are on the record. 46 have been checked so far; the other 1,588 have no check with a result yet.

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Keyword: orbital resonance ×Clear all

5 claims from 2 papers

1. Physics and Astronomy › Astro and Planetary Science

   Early Solar System instability triggered by dispersal of the gaseous disk

   Liu, Raymond and Jacobson · Nature · 2022

   Dynamical simulations suggest the giant planets' instability was likely triggered by the dispersal of the Sun's gaseous disk, a few to ten million years after the Solar System's birth.

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   1. UncheckedIn the paper's simulations, a planet's orbital shift as the gas disk dispersed squeezed the outer planets together and set off instability.“The associated orbital shift caused a dynamical compression of the exterior part of the system, ultimately triggering instability.”
   2. UncheckedIn the authors' simulations, the giant planets' final orbits match those of the Solar System across a viable range of astrophysical parameters.“The final orbits of our simulated systems match those of the Solar System for a viable range of astrophysical parameters.”
   3. UncheckedThe giant planets' orbital instability in the early Solar System likely happened as the gas disk dispersed, a few to ten million years after the Solar System formed.“The giant planet instability therefore took place as the gaseous disk dissipated, constrained by astronomical observations to be a few to ten million years after the birth of the Solar System.”

2. Physics and Astronomy › Astro and Planetary Science

   Constraining the primordial orbits of the terrestrial planets

   Brasser, Walsh and Nesvorný · Monthly Notices of the Royal Astronomical Society · 2013

   The authors modelled how giant planet migration would have altered the orbits of the terrestrial planets, to infer their primordial orbits and the likely number of giant planets.

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   1. UncheckedSimulations suggest a Solar System with five giant planets, not four, better fits the observed orbits of the terrestrial planets.“We find that a scenario with five giant planets better satisfies the orbital constraints of the terrestrial planets.”
   2. UncheckedThe paper predicts Mars began on an eccentric, inclined orbit, while Mercury, Venus and Earth began on more circular, flatter orbits.“We predict that Mars was initially on an eccentric and inclined orbit while the orbits of Mercury, Venus and Earth were more circular and coplanar.”