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Re:US scientists find potentially habitable planet near Earth by jcl on Thursday September 30, 2010 @11:35AM (#1743586)
Gravitational force is dependent on mass, not how much an object is spinning.
Re:US scientists find potentially habitable planet near Earth by christangrant on Wednesday October 06, 2010 @01:49PM (#1764972)
So centripetal force is independent from planetary gravitational force...