4.2 MB pdf - James Webb Space Telescope - NASA
4.2 MB pdf - James Webb Space Telescope - NASA
4.2 MB pdf - James Webb Space Telescope - NASA
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Galaxies attract each other, so the expansionshould be slowing down -- Right??To tell, we need tocompare the velocity wemeasure on nearbygalaxies to ones at veryhigh redshift.In other words, we needto extend Hubble’svelocity vs distance plotto much greaterdistances.Oct. 13, 2008 Mather Munich 200849