"Circumbinary orbits that are polar or highly inclined to the Earth-Moon orbit are subject to two competing effects: nodal precession about the Earth-Moon eccentricity vector and Kozai-Lidov ...

The purple bars surrounding planets Gliese 581 c and d illustrate the variable distance to the star caused by the eccentricity of the orbits.

Now a recent Florida Tech graduate, she leaves with not only a dual degree in planetary science and astronomy and astrophysics ... obliquity, and eccentricity," was published in Icarus, a journal ...