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Question – Is the expansion of the universe constant in all reference frames?
Question - Is the expansion of the universe constant in all reference frames?,Is the expansion rate of the universe constant in all reference frames? Like the speed of light is constant in all reference frames.is space/time expansion absolute or relative?

Question – Is the expansion of the universe constant in all reference frames?

Is the expansion rate of the universe constant in all reference frames? Like the speed of light is constant in all reference frames.is space/time expansion absolute or relative?