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Science Results - Uncovering the Origins of Galaxies' Halos

21 Nov 2017, 04:00 UTC
Science Results - Uncovering the Origins of Galaxies' Halos Tohoku University/NAOJ

Using the Subaru Telescope atop Maunakea, researchers have identified 11 dwarf galaxies and two star-containing halos in the outer region of a large spiral galaxy 25 million light-years away from Earth. The findings, published in The Astrophysical Journal, provide new insight into how these 'tidal stellar streams' form around galaxies.

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