Am 27.08.2014 03:56, schrieb Francois Labreque:

> Relatively stable system with two planets.  Green's orbit is way too
> wobbly to sustain life, but life on Blue could potentially exist,
> albeit, with Game-Of-Thrones-like seasons that last for years.
>
> http://goo.gl/7D4kG9

Difficult to form naturally, with the planets having an opposite 
direction of revolution.

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