A dynamics-free lower bound on the mass of our Galaxy

We use a sample of Milky Way (MW) analogues for which we have stellar and disc gas mass measurements, published measurements of halo gas masses of the MW and of similar galaxies, and the well-established value of the cosmological baryon fraction to place a lower bound on the mass of the Galaxy of 7....

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Bibliographic Details
Main Authors: Zaritsky, Dennis, Courtois, Helene
Other Authors: Univ Arizona, Steward Observ
Language:en
Published: OXFORD UNIV PRESS 2017
Subjects:
Online Access:http://hdl.handle.net/10150/623207
http://arizona.openrepository.com/arizona/handle/10150/623207