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The time-scales associated with various stages of the star formation process represent major unknowns in our understanding of galactic evolution, as well as of star and planet formation. This is the second paper in a series aiming to…

Astrophysics of Galaxies · Physics 2022-09-28 Jacob L. Ward , J. M. Diederik Kruijssen , Mélanie Chevance , Jaeyeon Kim , Steven N. Longmore

It has been recently shown from observational data sets the variation of structural parameters and internal dynamical evolution of star clusters in the Milky Way and in the Large Magellanic Cloud (LMC), caused by the different gravitational…

Astrophysics of Galaxies · Physics 2021-03-03 Andrés E. Piatti

Differences between the inferred star formation histories (SFHs) of star clusters and field stars seem to suggest distinct star formation processes for the two. The Small Magellanic Cloud (SMC) is an example of a galaxy where such a…

Astrophysics · Physics 2009-03-27 J. M. Diederik Kruijssen , Henny J. G. L. M. Lamers

We study the degree of angular substructure in the stellar position distribution of young members of Galactic star-forming regions, looking for correlations with distance from cluster center, surface number density of stars, and local…

Astrophysics of Galaxies · Physics 2015-06-23 Karl O. Jaehnig , Nicola Da Rio , Jonathan C. Tan

In this paper we discuss the age and spatial distribution of young (age$<$1Gyr) SMC and LMC clusters using data from the Magellanic Cloud Photometric Surveys. Luminosities are calculated for all age-dated clusters. Ages of 324 and 1193…

Astrophysics of Galaxies · Physics 2015-05-18 Katharina Glatt , Eva K. Grebel , Andreas Koch

Whether or not the rich star cluster population in the Large Magellanic Cloud (LMC) is affected by significant disruption during the first few x 10^8 yr of its evolution is an open question and the subject of significant current debate.…

Astrophysics of Galaxies · Physics 2015-06-16 Richard de Grijs , Simon P. Goodwin , Peter Anders

The early evolution of star clusters in the Small Magellanic Cloud (SMC) has been the subject of significant recent controversy, particularly regarding the importance and length of the earliest, largely mass-independent disruption phase…

Astrophysics · Physics 2009-11-13 Richard de Grijs , Simon P. Goodwin

Recent observations have revealed a variety of young star clusters, including embedded systems, young massive clusters, and associations. We study the formation and dynamical evolution of these clusters using a combination of simulations…

Astrophysics of Galaxies · Physics 2016-01-27 Michiko Fujii , Simon Portegies Zwart

We present results of age determination based on the standard procedure of isochrone fitting for about 600 star clusters younger than about 1.2 Gyr from the central parts of the LMC. Comparison of age distributions of star clusters from the…

Astrophysics · Physics 2007-05-23 G. Pietrzynski , A. Udalski

The Large Magellanic Cloud is one of the nearest galaxies to us and is one of only few galaxies where the star formation history can be determined from studying resolved stellar populations. We have compiled a new catalogue of ages,…

Astrophysics of Galaxies · Physics 2015-06-05 Holger Baumgardt , Genevieve Parmentier , Peter Anders , Eva K. Grebel

Aims. Filamentary structures of early type stars are found to be a common feature of the Magellanic Clouds formed at an age of about 0.9-2*10^8 yr. As we go to younger ages these large structures appear fragmented and sooner or later form…

In this paper we discuss the cluster and field star formation in the central part of the Small Magellanic Cloud. The main goal is to study the correlation between young objects and their interstellar environment. The ages of about 164…

Astrophysics · Physics 2009-11-11 E. Chiosi , A. Vallenari , E. V. Held , L. Rizzi , A. Moretti

We review the formation and early evolution of the most massive and dense young stellar clusters, focusing on the role they can play in our understanding of star and planet formation as a whole. Young massive cluster (YMC) progenitor clouds…

We derived surface brightness profiles in the \emph{g} band for 170 Small Magellanic Cloud (SMC) star clusters (SCs) mainly located in the central region of the galaxy. We provide a set of homogeneous structural parameters obtained by…

Astrophysics of Galaxies · Physics 2021-08-18 M. Gatto , V. Ripepi , M. Bellazzini , M. Tosi , M. Cignoni , C. Tortora , S. Leccia , G. Clementini , E. K. Grebel , G. Longo , M. Marconi , I. Musella

The analysis of the distribution of stars in open clusters may yield important information on the star formation process and early dynamical evolution of stellar clusters. Here we address this issue by systematically characterizing the…

Solar and Stellar Astrophysics · Physics 2011-02-11 Nestor Sanchez , Emilio J. Alfaro

Most stars form in highly clustered environments within molecular clouds, but eventually disperse into the distributed stellar field population. Exactly how the stellar distribution evolves from the embedded stage into gas-free associations…

Astrophysics of Galaxies · Physics 2023-09-21 Juan P. Farias , Stella S. R. Offner , Michael Y. Grudić , Dávid Guszejnov , Anna L. Rosen

We studied the stellar population and star clusters around six regions in the Large Magellanic Cloud (LMC) in order to understand the correlation between star formation and cluster formation episodes. We used the stellar data base of OGLE…

Astrophysics · Physics 2007-05-23 Annapurni Subramaniam

The Small Magellanic Cloud (SMC), a satellite galaxy of the Milky Way, is an irregular dwarf galaxy exhibiting evidence of recent and ongoing star formation. We performed a spatial clustering analysis of far-ultraviolet stars in the SMC…

Astrophysics of Galaxies · Physics 2025-06-11 Sipra Hota , Richard de Grijs , Annapurni Subramaniam

The color-magnitude diagrams (CMDs) of young star clusters show that, particularly at ultraviolet wavelengths, their upper main sequences (MSs) bifurcate into a sequence comprising the bulk population and a blue periphery. The spatial…

Solar and Stellar Astrophysics · Physics 2021-05-12 Yujiao Yang , Chengyuan Li , Richard de Grijs , Licai Deng

The average age difference between pairs of star clusters in the Large Magellanic Clouds increases with their separation as the ~0.35 power. This suggests that star formation is hierarchical in space and time. Small regions form stars…

Astrophysics · Physics 2009-10-30 Y. N. Efremov , B. G. Elmegreen