Berkeley CA (SPX) Mar 09, 2021
Determining how rapidly the universe is expanding is key to understanding our cosmic fate, but with more precise data has come a conundrum: Estimates based on measurements within our local universe don't agree with extrapolations from the era shortly after the Big Bang 13.8 billion years ago. A new estimate of the local expansion rate - the Hubble constant, or H0 (H-naught) - reinforces th
How fast is the universe expanding? Galaxies provide one answer
Space Daily
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