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Related papers: Star cluster evolution in the Magellanic Clouds re…

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Massive stars are key players in the evolution of galaxies, yet their formation pathway remains unclear. In this work, we use data from several galaxy-wide surveys to build an unbiased dataset of ~700 massive young stellar objects (MYSOs),…

Astrophysics of Galaxies · Physics 2016-11-23 B. B. Ochsendorf , M. Meixner , J. Chastenet , A. G. G. M. Tielens , J. Roman-Duval

We report results on the internal dynamical evolution of old star clusters located in the outer regions of the Small Magellanic Cloud (SMC). Because the SMC has been imprinted with evidence of tidal interaction with the Large Magellanic…

Astrophysics of Galaxies · Physics 2025-01-23 Andrés E. Piatti

We use N-body simulations of star clusters to investigate the possible dynamical origins of the observed spread in core radius among intermediate-age and old star clusters in the Large Magellanic Cloud (LMC). Two effects are considered, a…

Nearly all the star clusters with ages of ~1-2 Gyr in both Magellanic Clouds exhibit an extended main-sequence turn off (eMSTO) whose origin is under debate. The main scenarios suggest that the eMSTO could be either due to multiple…

Solar and Stellar Astrophysics · Physics 2016-03-23 A. P. Milone , A. F. Marino , F. D'Antona , L. R. Bedin , G. S. Da Costa , H. Jerjen , A. D. Mackey

Recently, a noticeable number of new star clusters was identified in the outskirts of the Large Magellanic Cloud (LMC) populating the so-called star cluster age gap, a space of time (~ 4-12 Gyr) where the only known star cluster is…

Astrophysics of Galaxies · Physics 2021-03-31 Andrés E. Piatti

Star-to-star light-element abundance variations, know as multiple stellar populations (MPs), are common in almost all Galactic globular clusters. Recently, MPs have also been detected in a number of massive clusters with ages in excess of 2…

Solar and Stellar Astrophysics · Physics 2019-05-15 Chengyuan Li , Richard de Grijs

Around the turn of the last century, star clusters of all kinds were considered "simple" stellar populations. Over the past decade, this situation has changed dramatically. At the same time, star clusters are among the brightest stellar…

Solar and Stellar Astrophysics · Physics 2018-01-17 Richard de Grijs , Chengyuan Li

We present a multi-wavelength study of three star forming regions, spanning the age range 1-14 Myr, located between the 30 Doradus complex and supernova SN1987A in the Large Magellanic Cloud (LMC). We reliably identify about 1000 pre-main…

Solar and Stellar Astrophysics · Physics 2015-06-03 L. Spezzi , G. De Marchi , N. Panagia , A. Sicilia-Aguilar , B. Ercolano

We derive the star formation history in four regions of the Small Magellanic Cloud (SMC) using the deepest VI color-magnitude diagrams (CMDs) ever obtained for this galaxy. The images were obtained with the Advanced Camera for Surveys…

Astrophysics of Galaxies · Physics 2015-06-16 M. Cignoni , A. A. Cole , M. Tosi , J. S. Gallagher , E. Sabbi , J. Anderson , E. K. Grebel , A. Nota

It is now well established that globular clusters (GCs) exhibit star-to-star light-element abundance variations (known as multiple stellar populations, MPs). Such chemical anomalies have been found in (nearly) all the ancient GCs (more than…

In our HST photometric survey, we have been searching for multiple stellar populations (MPs) in Magellanic Clouds (MCs) massive star clusters which span a significant range of ages ($\sim 1.5-11$ Gyr). In the previous papers of the series,…

One of the most unexpected results in the field of stellar populations of the last few years, is the discovery that some Magellanic-Cloud globular clusters younger than ~400 Myr, exhibit bimodal main sequences (MSs) in their color-magnitude…

Solar and Stellar Astrophysics · Physics 2017-01-11 A. P. Milone , A. F. Marino , F. D'Antona , L. R. Bedin , G. Piotto , H. Jerjen , J. Anderson , A. Dotter , M. Di Criscienzo , E. P. Lagioia

The all-sky Milky Way Star Clusters (MWSC) survey provides uniform and precise ages and other parameters for a variety of clusters in the Solar Neighbourhood. We construct the cluster age distribution, investigate its spatial variations,…

Astrophysics of Galaxies · Physics 2018-06-13 A. E. Piskunov , A. Just , N. V. Kharchenko , P. Berczik , R. -D. Scholz , S. Reffert , S. X. Yen

We investigate the young stellar cluster population of M51 and how it is affected by encounters with giant molecular clouds (GMCs). We combine a galactic model with $N$-body simulations of 5000 unique clusters in the mass range [600 -…

Astrophysics of Galaxies · Physics 2025-09-23 Timmi G. Jørgensen , Ross P. Church

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…

Here, we study the distribution of Fundamental-mode Cepheids in the Magellanic Cloud as a function of their positions and ages using the data from the OGLE~IV survey. Age of the Cepheids are determined through well known period - age…

Astrophysics of Galaxies · Physics 2023-05-24 Yogesh C. Joshi , Alaxender Panchal

Stellar ages are critical for understanding the temporal evolution of a galaxy. We calculate the ages of over 6000 red giant branch stars in the Large Magellanic Cloud (LMC) observed with SDSS-IV / APOGEE-S. Ages are derived using…

Context: Analysis of ages and metallicities of star clusters in the Magellanic Clouds provide information for studies on the chemical evolution of the Clouds and other dwarf irregular galaxies. Aims: The aim is to derive ages and…

Solar and Stellar Astrophysics · Physics 2015-03-13 Bruno Dias , Paula Coelho , Beatriz Barbuy , Leandro Kerber , Thais Idiart

The star cluster (SC) age distribution of the Large Magellanic Cloud (LMC) exhibits a gap from $\sim$ 4 to 10 Gyr ago, with an almost total absence of SCs. Within this age gap, only two confirmed SCs have been identified hitherto.…

We discuss new photometry from high-resolution images of 7 intermediate-age (1-2 Gyr) star clusters in the Large Magellanic Cloud taken with the Advanced Camera for Surveys on board the Hubble Space Telescope. We fit color-magnitude…

Solar and Stellar Astrophysics · Physics 2015-05-28 Paul Goudfrooij , Thomas H. Puzia , Vera Kozhurina-Platais , Rupali Chandar
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