Extended Stellar Populations in Ultrafaint Dwarf Galaxies

The possible existence of stellar halos in low-mass galaxies is being intensely discussed nowadays after some recent discoveries of stars located in the outskirts of dwarf galaxies of the Local Group. RR Lyrae stars can be used to identify the extent of these structures, taking advantage of the mini...

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Bibliographic Details
Main Authors: Elisa A. Tau, A. Katherina Vivas, Clara E. Martínez-Vázquez
Format: Article
Language:English
Published: IOP Publishing 2024-01-01
Series:The Astronomical Journal
Subjects:
Online Access:https://doi.org/10.3847/1538-3881/ad1509