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Because almost all galaxies show redshifted spectra, we know that. Physics & Astronomy
Main page
Library
Physics & Astronomy
Because almost all galaxies show redshifted spectra, we know that
2019-11-13 20:21:59
Physics & Astronomy
The universe is expanding
The sky must be dark at night
We must be at the center of the universe
The universe is closed
Our understanding of redshift is wrong
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