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Related papers: Young star clusters in M31

200 papers

We present new optical observations of young massive star clusters in Arp 220, the nearest ultraluminous infrared galaxy, taken in UBVI with the Hubble Space Telescope ACS/HRC camera. We find a total of 206 probable clusters whose spatial…

Astrophysics · Physics 2009-11-13 Christine D. Wilson , William E. Harris , Rebecca Longden , N. Z. Scoville

We present a detailed analysis of the star cluster population in the starburst galaxy NGC 5253. Our work is based on HST optical and VLT Ks images. We detect more than 300 clusters, and for all of them we derive the photometry in the V, I…

Astrophysics · Physics 2009-11-10 G. Cresci , L. Vanzi , M. Sauvage

We combine archival images for the nearby galaxy M33 (Triangulum Galaxy) from the ultraviolet (UV) to the infrared (IR) to derive ages, masses, and extinctions for the young star cluster population, and compare our physical parameters with…

Astrophysics of Galaxies · Physics 2021-12-22 Caitlin Moeller , Daniela Calzetti

A high number of embedded clusters is found in the Galaxy. Depending on the formation scenario, most of them can evolve to unbounded groups that are dissolved within a few tens of Myr. A systematic study of young stellar clusters showing…

Astrophysics of Galaxies · Physics 2015-06-11 T. Santos-Silva , J. Gregorio-Hetem

Recently acquired WFC3 UV (F275W and F336W) imaging mosaics under the Legacy Extragalactic UV Survey (LEGUS) combined with archival ACS data of M51 are used to study the young star cluster (YSC) population of this interacting system. Our…

We present a study of the star cluster population in the starburst irregular galaxy NGC 4449 based on B, V, I, and Ha images taken with the Advanced Camera for Surveys on the Hubble Space Telescope. We derive the cluster properties such as…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-30 Francesca Annibali , Monica Tosi , Alessandra Aloisi , Roeland P. van der Marel

We determine the mass function of young star clusters in the merging galaxies the ``Antennae'' (NGC 4038/39) from deep images taken with the WFPC2 on the refurbished Hubble Space Telescope (HST). This is accomplished by means of…

Astrophysics · Physics 2011-03-28 Qing Zhang , S. Michael Fall

In order to empirically determine the timescale and environmental dependence of stellar cluster disruption, we have undertaken an analysis of the unprecedented multi-pointing (seven), multi-wavelength (U, B, V, H$\alpha$, and I) Hubble…

Astrophysics of Galaxies · Physics 2015-06-18 E. Silva-Villa , A. Adamo , N. Bastian , M. Fouesneau , E. Zackrisson

This paper presents CCD multicolor photometry for 304 old star clusters in the nearby spiral galaxy M31. Of which photometry of 55 star clusters is first obtained. The observations were carried out as a part of the…

Astrophysics of Galaxies · Physics 2015-06-23 Jun Ma , Song Wang , Zhenyu Wu , Tianmeng Zhang , Hu Zou , Jundan Nie , Zhiming Zhou , Xu Zhou , Jianghua Wu , Cuihua Du , Qirong Yuan

We present a multi-wavelength study of the young stellar population in the Cygnus-X DR15 region. We studied young stars forming or recently formed at and around the tip of a prominent molecular pillar and an infrared dark cloud. Using a…

This paper presents 3600-5400 Angstroms integrated spectra of 19 globular clusters (or candidates) projected on the central regions of M31, r <=5.3 arcmin (approx 1.2 kpc). We check the cluster nature of these objects, and derive their…

Astrophysics · Physics 2007-05-23 P. Jablonka , E. Bica , C. Bonatto , T. J. Bridges , M. Langlois , D. Carter

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

Currently there are two competing scenarios to explain the origin of the stellar population in globular clusters (GCs). The main difference between them is whether or not multiple events of star formation took place within GCs. In this…

Astrophysics of Galaxies · Physics 2015-06-19 I. Cabrera-Ziri , N. Bastian , B. Davies , G. Magris , G. Bruzual , F. Schweizer

Images obtained with the CFHTIR camera on the Canada-France-Hawaii Telescope are used to investigate the near-infrared photometric properties of the star-forming M81 group galaxy NGC 3077. The spectral-energy distribution (SED) of the…

Astrophysics · Physics 2015-06-24 T. J. Davidge

B514 is a remote M31 globular cluster which locating at a projected distance of R_p~55 kpc. Deep observations with the Advanced Camera for Surveys (ACS) on the Hubble Space Telescope (HST) are used to provide the accurate integrated light…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 Jun Ma , Song Wang , Zhenyu Wu , Zhou Fan , Tianmeng Zhang , Jianghua Wu

The newly installed Wide Field Camera 3 (WFC3) on the Hubble Space Telescope has been used to obtain multi-band images of the nearby spiral galaxy M83. These new observations are the deepest and highest resolution images ever taken of a…

A detailed description is given of the data analysis leading to the discovery of young massive star clusters (YMCs) in a sample of 21 nearby galaxies. A new useful tool, ishape, for the derivation of intrinsic shape parameters of compact…

Astrophysics · Physics 2009-10-31 S. S. Larsen

This paper presents accurate spectral energy distributions (SEDs) of 16 M31 globular clusters (GCs) confirmed by spectroscopy and/or high spatial-resolution imaging, as well as 30 M31 globular cluster candidates detected by Mochejska et al.…

Astrophysics · Physics 2009-11-11 Jun Ma , Xu Zhou , David Burstein , Yanbin Yang , Zhou Fan , Jiansheng Chen , Zhaoji Jiang

We investigate the star cluster system in the starburst galaxy NGC 7673 using archival Hubble Space Telescope WFPC2 broad-band images. For the first time we are able to examine the internal structures of the prominent optical clumps in this…

Astrophysics · Physics 2009-11-07 Nicole Homeier , John S. Gallagher , Anna Pasquali

We report the first results from deep ACS imaging of ten classical globular clusters in the far outer regions (15 < R_p < 100 kpc) of M31. Eight of the clusters, including two of the most remote M31 globular clusters presently known, are…