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Thread: superearths: rocky or gaseous? new findings

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    Default superearths: rocky or gaseous? new findings




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    Default Re: superearths: rocky or gaseous? new findings

    Thanks! I've been wondering at what point a planet would become untenable as a terrestrial object and start to become a gas giant. Now I wonder how small a planet can be and still retain a significant (non-trace) atmosphere?
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