Results 11 to 20 of about 2,622,417 (397)

Star Clusters [PDF]

open access: yes, 1993
This review concentrates almost entirely on globular star clusters. It emphasises the increasing realisation that few of the traditional problems of star cluster astronomy can be studied in isolation: the influence of the Galaxy affects dynamical ...
AK Dupree   +57 more
core   +2 more sources

Nuclear Star Clusters from Clustered Star Formation [PDF]

open access: yesThe Astrophysical Journal, 2010
Photometrically distinct nuclear star clusters (NSCs) are common in late-type-disk and spheroidal galaxies. The formation of NSCs is inevitable in the context of normal star formation in which a majority of stars form in clusters.
Balcells   +83 more
core   +5 more sources

Chemical evolution of star clusters [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2009
I discuss the chemical evolution of star clusters, with emphasis on old globular clusters, in relation to their formation histories. Globular clusters clearly formed in a complex fashion, under markedly different conditions from any younger clusters ...
Abia C.   +6 more
core   +5 more sources

Nuclear star clusters [PDF]

open access: yesThe Astronomy and Astrophysics Review, 2020
AbstractWe review the current knowledge about nuclear star clusters (NSCs), the spectacularly dense and massive assemblies of stars found at the centers of most galaxies. Recent observational and theoretical works suggest that many NSC properties, including their masses, densities, and stellar populations, vary with the properties of their host ...
Nadine Neumayer   +2 more
openaire   +2 more sources

Blind Search of the Solar Neighborhood Galactic Disk within 5 kpc: 1179 New Star Clusters Found in Gaia DR3

open access: yesThe Astrophysical Journal Supplement Series, 2023
Studying open clusters (OCs) may help to provide a comprehensive understanding of the structure and evolution of the Milky Way. Many previous studies have systematically searched for OCs near the solar system within 1.2 kpc or 20° of Galactic latitude ...
Huanbin Chi   +4 more
doaj   +1 more source

Hunting for Neighboring Open Clusters with Gaia DR3: 101 New Open Clusters within 500 pc

open access: yesThe Astrophysical Journal Supplement Series, 2023
We systematically searched for open clusters in the solar neighborhood within 500 pc using the pyUPMASK and HDBSCAN clustering algorithms based on Gaia DR3.
Songmei Qin   +3 more
doaj   +1 more source

Dynamics of black hole–neutron star binaries in young star clusters [PDF]

open access: yes, 2020
Young star clusters are likely the most common birthplace of massive stars across cosmic time and influence the formation of compact binaries in several ways.
S. Rastello   +7 more
semanticscholar   +1 more source

Star Clusters Near and Far [PDF]

open access: yes, 2020
Star clusters are fundamental units of stellar feedback and unique tracers of their host galactic properties. In this review, we will first focus on their constituents, i.e.
A. Adamo   +10 more
semanticscholar   +1 more source

Intermediate mass black hole formation in compact young massive star clusters [PDF]

open access: yes, 2020
Young dense massive star clusters are a promising environment for the formation of intermediate mass black holes (IMBHs) through collisions. We present a set of 80 simulations carried out with Nbody6++GPU of 10 initial conditions for compact $\sim 7 ...
F. Rizzuto   +15 more
semanticscholar   +1 more source

oMEGACat. I. MUSE Spectroscopy of 300,000 Stars within the Half-light Radius of ω Centauri

open access: yesThe Astrophysical Journal, 2023
Omega Centauri ( ω Cen) is the most massive globular cluster of the Milky Way and has been the focus of many studies that reveal the complexity of its stellar populations and kinematics.
M. S. Nitschai   +19 more
doaj   +1 more source

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