Lecture15Sérgio SacaniThis document provides an overview of the lecture topics for PH1600: Introductory Astronomy Lecture 15 on star clusters. The lecture will cover open clusters, which are young groups of stars still within their birth clusters, and globular clusters, which are older groups of up to millions of stars in spherical shapes orbiting galaxies. Examples of different clusters are given along with Wikipedia links and Astronomy Picture of the Day images for further reference.
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