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Khi nao dung Earth-Moon Barycenter 3D Explorer


Use this explorer when you want to see where the Earth-Moon balance point is, and skip it when you want tides or a full gravity sandbox.


The numbers side by side

AspectEarth-Moon Barycenter 3D ExplorerTypical alternative
Install size0 MB - runs in the browserDesktop gravity sandbox install varies
PriceUSD 0Often paid software
Barycenter offsetAbout 4671 km from Earth centre (~73% of radius)Textbook sketch without live wobble
  • Correcting the idea that the Moon orbits a fixed Earth centre
  • Showing the barycenter sits inside Earth, 4,671 km from the centre
  • Linking Earth monthly wobble to how exoplanets are detected

This is an educational visualization; the Moon distance is compressed and the motion is sped up.

Walk the controls in the step-by-step guide, or compare options in vs alternatives. Open the Earth-Moon Barycenter 3D Explorer.