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> really, they orbit in (approximate) ellipses with the Sun at one focus Don't they technically orbit the center of mass, assuming a simplified two-body system
by Ancapistani 4y ago
> really, they orbit in (approximate) ellipses with the Sun at one focus
Don't they technically orbit the center of mass, assuming a simplified two-body system?
In the case of Sol and a planet, given the massive (pun intended) disparities, the center of mass is very, very close to the center of Sol - but not coincident.