The Universe 2007 | TV Show Watchlist

Season 4, Episode 7 The Search for Cosmic Clusters

First Aired: September 29, 2009

A study of star clusters focuses on two types, open and globular, and what they reveal about the nature of stars and galaxies; and also what they show about the universe, specifically its expansion.

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  • Premiered: May 29, 2007
  • Rating: TV-PG
  • Premise: An astronomy series examing the history, scientific phenomena and mysteries of the universe. (more)

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