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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Am 27.08.2014 17:35, schrieb clipka:
> 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.

Anterograde, with the outer planet pair oscillating between two orbits 
with different excentricity.

(Ultimately colliding with one of the inner planets, sadly.)

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> 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.
>
What?  You're saying that the accretion disk around a protostar wouldn't 
spontaneously start spinning in the opposite direction? ;)

-- 
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/*   gmail.com     */}camera{orthographic location<6,1.25,-6>look_at a }

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