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HubbleSite Hubble Space Telescope Begins To Provide Accurate Distances to Galaxies

  • Thread starter Space Telescope Science
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Space Telescope Science

Using NASA's Hubble Space Telescope (HST), an international team of astronomers has taken a major first step in redetermining the expansion rate of the universe. This rate, known as the Hubble Constant, is one of two critical numbers needed for making a precise determination of the size and age of the universe.

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