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Related papers: The Nature of the Local Group

200 papers

Local Group galaxies such as the Milky Way, the Magellanic Clouds, and M31 are being used by a number of international collaborations to search for microlensing events. Type and number of detections place constraints on dark matter and the…

Astrophysics · Physics 2007-05-23 Eva K. Grebel

The galaxies of the Local Group that are currently forming stars can serve as our laboratories for understanding star formation and the evolution of massive stars. In this talk I will summarize what I think we've learned about these topics…

Astrophysics · Physics 2007-05-23 Philip Massey

The Local Group (LG) dwarf galaxies offer a unique window to the detailed properties of the most common type of galaxy in the Universe. In this review, I update the census of LG dwarfs based on the most recent distance and radial velocity…

Astrophysics · Physics 2008-11-26 Mario Mateo

The star formation histories of Local Group galaxies are summarized. The three large spirals are discussed individually, whereas the discussion of the Local Group dwarfs concentrates on differences and commonalities. While Local Group…

Astrophysics · Physics 2007-05-23 Eva K Grebel

Studies of nearby galaxies including the Milky Way have provided fundamental information on the evolution of structure in the Universe, the existence and nature of dark matter, the origin and evolution of galaxies, and the global features…

Cosmology and Nongalactic Astrophysics · Physics 2009-02-24 F. J. Lockman , J. Ott

We present a pedagogical review on the formation and evolution of galaxies in groups, utilizing observational information from the Local Group to galaxies at z~6. The majority of galaxies in the nearby universe are found in groups, and…

Astrophysics · Physics 2015-06-24 Christopher J. Conselice

If we are to develop a comprehensive and predictive theory of galaxy formation and evolution, it is essential that we obtain an accurate assessment of how and when galaxies assemble their stellar populations, and how this assembly varies…

Cosmology and Nongalactic Astrophysics · Physics 2012-09-20 Thomas M. Brown , Marc Postman , Daniela Calzetti

Our Milky Way Galaxy is a typical large spiral galaxy, representative of the most common morphological type in the local Universe. We can determine the properties of individual stars in unusual detail, and use the characteristics of the…

Astrophysics · Physics 2007-05-23 Rosemary F. G. Wyse

This exploration of solutions for the orbits of Local Group galaxies under the cosmological initial condition of growing peculiar velocities and fitted to measured distances, redshifts, and proper motions reveals a considerable variety of…

Cosmology and Nongalactic Astrophysics · Physics 2013-02-28 P. J. E. Peebles , R. Brent Tully

My presentation was an overview of what we know about the Local Group of galaxies, primarily from optical imaging and spectroscopy. AGB stars are on the whole a very sparse and unrepresentative stellar population in most Local Group…

Astrophysics of Galaxies · Physics 2010-12-13 Eline Tolstoy

Stellar Populations are the fossil record of Galactic evolution. Interpretation of this record in the Local Group allows one to determine reliably the dominant physics controlling the evolution of those galaxies which are typical of the…

Astrophysics · Physics 2007-05-23 Gerry Gilmore

Status quo and perspectives of standard chemical evolution models of Local Group galaxies are summarized, discussing what we have learnt from them, what we know we have not learnt yet, and what I think we will learn in the near future. It…

Astrophysics · Physics 2007-05-23 M. Tosi

The large galaxies in the Local Group, while all disk galaxies, have diverse stellar populations. A better understanding of these differences, and a physical understanding of the causes, requires more detailed study of the older…

Astrophysics · Physics 2007-05-23 Rosemary F. G. Wyse

The Local Group (LG) represents the best environment to study in detail the PN population in a large number of morphological types of galaxies. The closeness of the LG galaxies allows to investigate the faintest side of the PN luminosity…

Astrophysics · Physics 2009-11-11 Laura Magrini

Our knowledge of the dynamics and masses of galaxies in the Local Group has long been limited by the fact that only line-of-sight velocities were observationally accessible. This introduces significant degeneracies in dynamical models,…

Astrophysics of Galaxies · Physics 2015-06-23 Roeland P. van der Marel

After summarizing the characteristics of different types of dwarf galaxies I briefly review our current state of knowledge of dwarf galaxy evolution in the Local Group, for which we now have a fairly detailed although by no means…

Astrophysics · Physics 2007-05-23 Eva K. Grebel

The formation and evolution of galaxies is one of the great outstanding problems of astrophysics. Within the broad context of hierachical structure formation, we have only a crude picture of how galaxies like our own came into existence. A…

Astrophysics · Physics 2011-03-10 Ken Freeman , Joss Bland-Hawthorn

Galactic archaeology represents a multidisciplinary approach aimed at unraveling the intricate history of the Milky Way galaxy through the study of its stellar populations. This abstract delves into the significance of galactic archaeology…

Astrophysics of Galaxies · Physics 2023-08-17 J. Alfredo Collazos

The Local Group is a small galaxy cluster with the membership of 62 nearby galaxies including the Milky Way and M31. Although the Local Group has yet to be virialized, it interacts with the surrounding matter as one gravitationally bound…

Astrophysics · Physics 2008-11-07 Bomee Lee , Jounghun Lee

Near-field cosmology -- using detailed observations of the Local Group and its environs to study wide-ranging questions in galaxy formation and dark matter physics -- has become a mature and rich field over the past decade. There are…

Cosmology and Nongalactic Astrophysics · Physics 2016-07-19 Michael Boylan-Kolchin , Daniel R. Weisz , James S. Bullock , Michael C. Cooper
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