Damien Broderick wrote:
> 
> An amusing conceit:
> 
> http://www.sciencedaily.com/releases/2000/10/001006075617.htm
> 
> >Scientists have discovered 18 planet-like objects, drifting free of
> >            any central star, in a region of the Orion constellation. If the
> >            young, cool bodies are in fact planets, these free floaters may
> >            pose a considerable challenge to current theories about how
> >            planets form.
> 
> ...
> >The team determined the objects' mass by plugging their data into
> >            models of planet and brown dwarf formation. Researchers
> >            generally classify bodies less than 13 times the mass of Jupiter
> >            (13 Jupiter masses) as planets, and bodies between 13 and 75
> >            Jupiter masses as brown dwarfs.
> >
> >            The model results vary a bit depending on the objects' age,
> but are
> >            mostly well within the range for planets. Sigma Orionis is
> >            probably 5 million years old, so if the objects are equally old,
> >            they are probably 8-15 Jupiter masses. If they are only 1 My, the
> >            fainter ones could be as small as 5 Jupiter masses.
> 
> Uh, Robert, I don't suppose...
White dwarf Dyson haloes??? Jupiter brains?
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