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A Newly Discovered ‘Einstein’s Cross’ Reveals the Existence of a Giant Dark Matter Halo (www.wired.com)

submitted 8 months ago by kalkulat@lemmy.world to c/astronomy@lemmy.world

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A paper on HerS-3:

https://iopscience.iop.org/article/10.3847/1538-4357/adf204

"Detailed 1 mm spectroscopy and imaging with NOEMA and the Atacama Large Millimeter/submillimeter Array resolve the individual images and show that each of the five images display a series of molecular lines that have similar central velocities, unambiguously confirming that they have identical redshifts."

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