I have always believed that astrophysics should be the extrapolation of laboratory physics, that we must begin from the present universe and work our way backward to progressively more remote and uncertain epochs. (Hannes Alfvén)

I have always believed that astrophysics should be the extrapolation of laboratory physics, that we must begin from the present universe and work our way backward to progressively more remote and uncertain epochs.

Hannes Alfvén

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backward begin laboratory physics present remote should uncertain universe way work astrophysics extrapolation

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