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Podcast: Globular Clusters

Article written: 28 Dec , 2007
Updated: 26 Dec , 2015
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This week we’re going to study some of the most ancient objects in the entire Universe; globular clusters. These relics of the early Universe contain hundreds of thousands of stars, held together by their mutual gravity. Since they formed together, they give astronomers a unique way to test various theories of stellar evolution.

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Globular Clusters – Show notes and transcript

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1 Response

  1. Colbert Philippe says

    So many questions about Globular Clusters 1) Have any exo-planets been discovered on any? 2) Has water been detected on any? 3) Since they are very old, aren’t good candidates for life forms? 4) Can a planet be solid with low metal content?

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