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planetary orbits?
Planets orbiting the sun travel in an ellipse, with the Sun as one of the Foci. Is the other Focus a fixed point, and if so, do all of the planets' Foci line up?
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- turingschildLv 51 decade ago
The other focus is the average of the gravitational pulls of all of the planets and other matter in the solar system combined.
[except for the sun, of course.]
- Anonymous1 decade ago
yes they line up if they didnt they would become comets
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