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Science & ResearchAug 12, 2026

Evidence for the first globular cluster stellar stream beyond the Milky Way.

The dark matter content of ultra-diffuse galaxies (UDGs) is the subject of considerable debate 1-5 .

The dark matter content of ultra-diffuse galaxies (UDGs) is the subject of considerable debate 1-5 . Stellar streams, which form when a host galaxy tidally strips stars from an orbiting stellar system, provide a powerful technique to constrain the dark matter content of external…

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