Archives for 19 February 2009
Defining Planets (Part VI)
Published on 19 Feb 2009 at 11:27 pm.
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Filed under planets.
The next installment of my series is to look at whether planets and non-planets can have a difference in structure that helps to distinguish them apart. So, that means that we need to know the structure of a planet. That is not as easy as it sounds.
It took a long time before geologists […]
