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Atlein_069 t1_jb2pmzt wrote

How different are the two ages? Like is we consider position does it change significantly if we don’t use Newtonian gauge?


Aseyhe t1_jb2qrs7 wrote

Gravitational time dilation is at most of order one part in a million in most contexts. It's only significantly larger near black holes, neutron stars, and white dwarfs.