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Exoplanet(s) that share orbit?
Has Kepler (or any other survey) found an exoplanet with a similar orbit as another exoplanet around the same star?
The current IAU definition of a planet requires that "a planet has cleared its ...
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What is the relationship between New Horizons launch and Pluto's loss of Planet status?
According to NASA "New Horizons launched on Jan. 19, 2006" according to Wikipedia this is about the same time Pluto started on the path to loss of planet status. Is it just coincidence that both of ...
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