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View Full Version : Revealing A Hybrid Star Cluster



Fraser
2011-Jun-02, 12:10 AM
Almost a century ago, astronomers Shapley and Melotte began classifying star clusters. This rough, initial go-around took in the apparent number of stars and the compactness of the field – along with color. By 1927, these “classes” were again divided to include both open and globular clusters. But there are some that simply defy definition. [...]

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