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General relativity tells us space is expanding.Then why does the distance between planets and heavenly bodies increase?

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  • $\begingroup$ Galaxy-Galaxy(dark energy>gravity) but planet-planet/star(dark energy<gravity) $\endgroup$ – user6760 Sep 16 '17 at 11:53
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    $\begingroup$ Likely, changeover is at cluster or even supercluster level. $\endgroup$ – Wayfaring Stranger Sep 16 '17 at 14:40
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Distances between planets and stars do not expand as long as they are bound together by gravity sufficiently. This is true even at the scale of an entire Galaxy.

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