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astro-ph.GA2026
Extinction Distributions in Nearby Star-resolved Galaxies. II. M33
Yuxi Wang, Yi Ren, Jian Gao +2
Extinction maps are essential for tracing interstellar dust and enabling accurate stellar population studies in galaxies. Here, a high-resolution extinction distribution of nearby…
astro-ph.GA2025
Variation of the 2175 Å extinction feature in Andromeda galaxy
Bing Yan, Shu Wang, Jian Gao +2
Extinction curves contain key information on interstellar dust composition and size distribution, with the 2175 Å bump being the most prominent feature. We analyze 20 sightlines to…