482 citations · 1.3k across the 8 of their papers we have counts for
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astro-ph.EP2011★ 25 cited
Aligned Major Axes in a Planetary System without Tidal Evolution: The 61 Virginis example
Richard Greenberg, Christa Van Laerhoven
Tidal damping of one of the orbits in a planetary system can lead to aligned major-axes (the so-called "fixed-point" condition), but currently aligned major axes do not necessarily…
astro-ph.EP2011★ 19 cited
Tidal Evolution of a Secularly Interacting Planetary System
Richard Greenberg, Christa Van Laerhoven
In a multi-planet system, a gradual change in one planet's semi-major axis will affect the eccentricities of all the planets, as angular momentum is distributed via secular interac…