COM of Universe: Does it Mean Anything?

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jha192001
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Does the term center of mass of universe mean anything? Why why not?
 
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jha192001 said:
Does the term center of mass of universe mean anything? Why why not?
No, for something to have a center of mass, it has to have a center and the universe does not.

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phinds said:
No, for something to have a center of mass, it has to have a center and the universe does not.

I recommend the link in my signature
What do you mean by centre? does every body has a geometrical centre what does geometrical centre even mean?
 
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jha192001 said:
Does the term center of mass of universe mean anything? Why why not?
Not in standard cosmology. The standard cosmology assumes that the universe is spatially homogenous and isotropic. The homogeneity precludes having a center.
 

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