XLSSC 122

JWST galaxy cluster discovery reveals a dark matter mystery

October 14, 2026
Space News (category), Technology (category)

BY:SpaceEyeNews. The JWST galaxy cluster discovery has revealed an unexpectedly dense core inside XLSSC 122, a cluster from the early universe. Its tightly packed matter…

XLSSC 122

JWST galaxy cluster discovery reveals a dark matter mystery

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