Multiple populations in star clusters

AP Milone, AF Marino - Universe, 2022 - mdpi.com
We review the multiple population (MP) phenomenon of globular clusters (GCs): ie, the
evidence that GCs typically host groups of stars with different elemental abundances and/or …

What is a globular cluster? An observational perspective

R Gratton, A Bragaglia, E Carretta, V D'Orazi… - The Astronomy and …, 2019 - Springer
Globular clusters are large and dense agglomerate of stars. At variance with smaller clusters
of stars, they exhibit signs of some chemical evolution. At least for this reason, they are …

Accurate distances to Galactic globular clusters through a combination of Gaia EDR3, HST, and literature data

H Baumgardt, E Vasiliev - Monthly Notices of the Royal …, 2021 - academic.oup.com
We have derived accurate distances to Galactic globular clusters by combining data from the
Gaia Early Data Release 3 (EDR3) with distances based on Hubble Space Telescope (HST) …

Origin of the system of globular clusters in the Milky Way

D Massari, HH Koppelman, A Helmi - Astronomy & Astrophysics, 2019 - aanda.org
Context. The assembly history experienced by the Milky Way is currently being unveiled
thanks to the data provided by the Gaia mission. It is likely that the globular cluster system of …

Mesa isochrones and stellar tracks (MIST). I. Solar-scaled models

J Choi, A Dotter, C Conroy, M Cantiello… - The Astrophysical …, 2016 - iopscience.iop.org
This is the first of a series of papers presenting the Modules for Experiments in Stellar
Astrophysics (MESA) Isochrones and Stellar Tracks (MIST) project, a new comprehensive …

The formation and assembly history of the Milky Way revealed by its globular cluster population

JMD Kruijssen, JL Pfeffer… - Monthly Notices of …, 2019 - academic.oup.com
We use the age–metallicity distribution of 96 Galactic globular clusters (GCs) to infer the
formation and assembly history of the Milky Way (MW), culminating in the reconstruction of …

Kraken reveals itself–the merger history of the Milky Way reconstructed with the E-MOSAICS simulations

JMD Kruijssen, JL Pfeffer, M Chevance… - Monthly Notices of …, 2020 - academic.oup.com
Globular clusters (GCs) formed when the Milky Way experienced a phase of rapid assembly.
We use the wealth of information contained in the Galactic GC population to quantify the …

The updated BaSTI stellar evolution models and isochrones. I. Solar-scaled calculations

SL Hidalgo, A Pietrinferni, S Cassisi… - The Astrophysical …, 2018 - iopscience.iop.org
We present an updated release of the BaSTI (a Bag of Stellar Tracks and Isochrones) stellar
model and isochrone library for a solar-scaled heavy element distribution. The main input …

The E-MOSAICS project: simulating the formation and co-evolution of galaxies and their star cluster populations

J Pfeffer, JMD Kruijssen, RA Crain… - Monthly Notices of the …, 2018 - academic.oup.com
Abstract We introduce the MOdelling Star cluster population Assembly In Cosmological
Simulations within EAGLE (E-MOSAICS) project. E-MOSAICS incorporates models …

The ages of 55 globular clusters as determined using an improved method along with color–magnitude diagram constraints, and their implications for broader issues

DA VandenBerg, K Brogaard, R Leaman… - The Astrophysical …, 2013 - iopscience.iop.org
Ages have been derived for 55 globular clusters (GCs) for which Hubble Space Telescope
Advanced Camera for Surveys photometry is publicly available. For most of them, the …