Re: Magnetic field

From: auxotectonics_deletethis@xxxxxxxxxxxxxxxxxx (Florian)
Date: Wed, 19 Mar 2008 12:23:49 +0100

Skywise <into@xxxxxxxxxxxxxxxxxxxx> wrote:

Mars is cold. Being smaller, it cooled quicker. It's liquid
core froze eons ago thus shutting down its dynamo.

Earth faces the same fate.

No so sure. Mars has an important volcanic activity which is at odd with
the hypothesis that it is a dead cold planet:

http://www.esa.int/esaCP/SEMCPLM5NDF_index_0.html

--
Florian
"Toute vérité passe par trois phases. D'abord, elle est ridiculisée;
ensuite, elle rencontre une vive opposition avant d'être acceptée comme
une totale évidence" - Arthur Schopenhauer
.

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