Browsing by Subject "sagittarius dwarf galaxy"
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Kinematics and simulations of the stellar stream in the halo of the umbrella galaxy
(Oxford University Press (OUP), 2014-07-02)We study the dynamics of faint stellar substructures around the Umbrella Galaxy, NGC 4651, which hosts a dramatic system of streams and shells formed through the tidal disruption of a nucleated dwarf elliptical galaxy. We ...