Re: How special is the Solar System? (Forwarded)

From: Sander Vesik (sander_at_haldjas.folklore.ee)
Date: 08/08/04 

Date: Sun, 8 Aug 2004 00:31:27 +0000 (UTC)

Alain Fournier <alain245@sympatico.ca> wrote:
>
> Yes there is evidence against it. The evidence isn't very strong
> but we are now getting some serious data on the matter. Well
> the evidence is somewhat strong that our solar system is
> fundamentally different from the majority of planetary systems
> around stars. It is much weaker about Earth-like planets being
> very rare. Most planets found to date are Jupiter sized or bigger
> in an elliptical orbit with periapsis less than 1 AU. If Jupiter
> had an elliptical orbit with periapsis less than 1 AU, then
> Earths orbit wouldn't be stable and Earth wouldn't be.

No - its just that that type of objects and star systems are what
we can detect best so of course they are most numerous. Oh, and even
with a hot super-Jupiter you could get terrestrial planets in habitable
zone given favourable presence of smaller gas giants.

>
> Alain Fournier
> 

-- 
	Sander
+++ Out of cheese error +++

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