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Compass Image for Hubble Constant

Compass Image for Hubble Constant
  • Release Date
    July 16, 2019
  • Science Release
    New Hubble Constant Measurement Adds to Mystery of Universe’s Expansion Rate
    Read the release
  • Credit
    NASA, ESA, W. Freedman (University of Chicago), ESO, and the Digitized Sky Survey

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  • Full Res, 11568 × 3943
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  • Full Res, 11568 × 3943
    tif (100.19 MB)

Related Images & Videos

Galaxies Used to Refine the Hubble Constant

Galaxies Used to Refine the Hubble Constant

These galaxies are selected from a Hubble Space Telescope program to measure the expansion rate of the universe, called the Hubble constant. The value is calculated by comparing the galaxies' distances to the apparent rate of recession away from Earth (due to the relativistic...

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Last Updated
Mar 28, 2025
Contact
Media

Claire Andreoli
NASA’s Goddard Space Flight Center
Greenbelt, Maryland
claire.andreoli@nasa.gov

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