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Quanta Magazine

@quantamagazine

Illuminating math and science. Supported by @SimonsFdn. 2022 Pulitzer Prize in Explanatory Reporting.

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linkhttp://quantamagazine.org calendar_today03-10-2012 18:44:34

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a month ago

Edwin Hubble discovered that the universe is expanding, and in 1929, he pegged the expansion rate at 500 km per second per Megaparsec, meaning that two galaxies separated by 1 Megaparsec fly apart at 500 km/s. That was wildly off. quantamagazine.org/the-webb-teles…

Edwin Hubble discovered that the universe is expanding, and in 1929, he pegged the expansion rate at 500 km per second per Megaparsec, meaning that two galaxies separated by 1 Megaparsec fly apart at 500 km/s. That was wildly off. quantamagazine.org/the-webb-teles…