We use semi-analytical methods to obtain detailed chemical evolution models (CEMs) for the dwarf spheroidal (dSph) galaxy Tucana. Published star formation rates...
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PublicationDetailed chemical evolution models of the Tucana dSph galaxy
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PublicationDiscovery in IC10 of the farthest known symbiotic star
We report the discovery of the first known symbiotic star in IC10, a starburst galaxy belonging to the Local Group, at a distance of ~750 kpc. The symbiotic...
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PublicationDiscovery of true, likely and possible symbiotic stars in the dwarf spheroidal NGC 205
In this paper we discuss the photometric and spectroscopic observations of newly discovered (symbiotic) systems in the dwarf spheroidal galaxy NGC 205. The...
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PublicationDistance and reddening of the Local Group dwarf irregular galaxy NGC 6822
On the basis of a new photometric analysis of the Local Group dwarf irregular galaxy NCG 6822 based on observations obtained with the Advanced Camera for...
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TalkDistances to galaxies from the brightest stars in the Universe
Measuring distances to galaxies and determining their chemical compositions are two fundamental activities in modern extragalactic astronomy, in that they help...
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TalkDwarf Galaxies and Their Role as Building Blocks.
Dwarf galaxies are the most common type of galaxy in the Universe andinclude the most dark-matter-dominated objects known. They offerintriguing insights into...
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PublicationDwarf galaxies in the Local Group: cornerstones for stellar astrophysics and cosmology
Dwarf galaxies have been the crossroad of significant theoretical and observational efforts, but we still lack firm constraints concerning their formation and...
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NewsDwarf galaxies: key laboratories for the study of dark matter
The journal Nature Astronomy publishes today, in its collection of reviews dedicated to dwarf galaxies, a new article written by Giuseppina Battaglia...
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PublicationErratum: Detailed chemical evolution models of the Tucana dSph galaxy