Deep fields & lensing
Hubblecast 120 Light: Continued Discrepancy in the Universe's Expansion Rate
April 25, 2019 · ESA/Hubble
Measurements of today's expansion rate do not match the rate that was expected based on how the Universe appeared shortly after the Big Bang over 13 billion years ago. Using new data from the NASA/ESA Hubble Space Telescope, astronomers have significantly lowered the possibility that this discrepancy is a fluke.
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