On Feb 23, 2017, at 7:34 AM, C. Berry <xxxxxx@gmail.com> wrote:

Ah, yes. The Traveller version of "A wizard did it." :)

Has anybody seen the orbital periods for these planets published? It would be easy to look for resonances. I'd be surprised if there's room for everything to have small integer resonances in a 7-planet system that small, but I've been surprised before.