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A team of astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) and the James Webb Space Telescope (JWST) discovered a recycling plant for warm and cold molecular hydrogen gas in Stephan’s Quintet, and it’s causing mysterious things to happen (Image credit: ALMA (ESO/NAOJ/NRAO), M. Weiss (NRAO/AUI/NSF))