"Finding such a large cluster from so long ago provides strong evidence that dark energy exists and increasingly controls the expansion of the universe." - Jeff Zweerink https://t.co/EqK78y1NZF https://t.co/hExxlhBgvT

http://twitter.com/RTB_official/status/1437555458248777731
September 13, 2021 at 07:15PM

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