View Full Version : The Tug of Exoplanets on Exoplanets

2010-Oct-20, 04:40 PM
Earlier this year, I wrote about how an apparent change in the orbital characteristics of a planet around TrES-2b may be indicative of a new planet, much in the same way perturbations of Uranus revealed the presence of Neptune. A follow up study was conducted by astronomers at the University of Arizona and another study [...]

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