December 28th, 2007del.icio.us Digg Reddit StumbleUpon
Podcast: Globular Clusters
Written by Fraser Cain
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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Filed under: Astronomy, Podcasts
January 3rd, 2008 at 8:01 pm
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?