Simulation showing the drastic episodes of star formation produced by the approach and interaction of the Sagittarius dwarf galaxy with the Milky Way 6,000, 2,000 and 1,000 billion years ago.
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Survivors from the Milky Way's birthThe Sagittarius Dwarf Elliptical Galaxy is currently merging with the Milky Way and M54 is its remaining core. The Sagittarius streams are incredibly useful for analyzing the dwarf's orbit and ...
Scientists have investigated the properties of globular clusters (GCs) to identify those belonging to the tidal stream of the Sagittarius dwarf spheroidal galaxy (Sgr dSph), a satellite galaxy to ...
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