Why the Milky Way's bulge is not only a bar formed from a cold thin disk

By analyzing a N-body simulation of a bulge formed simply via a bar instability mechanism operating on a kinematically cold stellar disk, and by comparing the results of this analysis with the structural and kinematic properties of the main stellar populations of the Milky Way bulge, we conclude tha...

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Veröffentlicht in:	arXiv.org 2014-11
Hauptverfasser:	P Di Matteo, Gomez, A, Haywood, M, Combes, F, Lehnert, M D, Ness, M, Snaith, O N, Katz, D, Semelin, B
Format:	Artikel
Sprache:	eng
Schlagworte:	Bulging Disk galaxies Milky Way Galaxy Peanuts Physics - Astrophysics of Galaxies Stability Stellar populations
Online-Zugang:	Volltext
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