<documents_info>Hubble Telescope Observations of Distant Galaxies,Redshift and the Expanding Universe,The Cosmic Microwave Background Radiation,The Inflationary Epoch,The Fate of the Universe</documents_info>
<query>How does the redshift of distant galaxies provide evidence for an expanding universe?</query>
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<documents_info>Hubble Telescope Observations of Distant Galaxies,Redshift and the Expanding Universe,The Cosmic Microwave Background Radiation,The Inflationary Epoch,The Fate of the Universe</documents_info>
<query>How does the redshift of distant galaxies provide evidence for an expanding universe?</query>
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How does the redshift of distant galaxies provide evidence for an expanding universe?
Hubble Telescope Observations of Distant Galaxies,Redshift and the Expanding Universe,The Cosmic Microwave Background Radiation,The Inflationary Epoch,The Fate of the Universe