For the picture below what is the differences of light spectra of different galaxies. compared to a laboratory reference to uses as comparison, or control group. What is the differences between nearby stars and galaxies compared to distant stars and galaxies by using the spectral lines ?
For the picture below what is the differences of light spectra of different galaxies. compared to a laboratory reference to uses as comparison, or control group. What is the differences between nearby stars and galaxies compared to distant stars and galaxies by using the spectral lines ?
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For the picture below what is the differences of light spectra of different galaxies. compared to a laboratory reference to uses as comparison, or control group. What is the differences between nearby stars and galaxies compared to distant stars and galaxies by using the spectral lines ?
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