The Chemical Evolution of the Monoceros Ring/Galactic Anticenter Stellar Structure
The origin of the Galactic Anticenter Stellar Structure (GASS) or "Monoceros Ring"—a low-latitude overdensity at the edge of the Galactic disk spanning at least the second and third Galactic quadrants—remains controversial. Models for the origin of GASS generally fall into scenarios where either it is a part (e.g., warp) of the Galactic disk or it
Chou, Mei-Yin et al.
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2010