[ExI] 55 Cancri e: a diamond planet

Anders Sandberg anders at aleph.se
Thu Oct 11 19:42:44 UTC 2012

On 11/10/2012 19:53, Mike Dougherty wrote:
> While reading about 55 Cancri e I kept wondering if this might be a
> chunk of computronium practically in our own backyard.


Sounds very much like a standard super-earth that has just had its 
atmosphere and hydrospher boiled off. I like their term "super-Io" for 
the type.

A planet-sized computronium system will want some serious cooling, and 
that suggests the existence of radiators. That would affect the transit 
curve in particular ways, as Arnold showed:

Anders Sandberg,
Future of Humanity Institute
Philosophy Faculty of Oxford University

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