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Using the Magellan Clay Telescope, astronomers have performed a spectroscopic study of blue straggler stars in the globular cluster NGC 3201. Results of the new study, published May 21 on the arXiv ...
Italian astronomers have observed five blue straggler stars in the globular cluster 47 Tucanae. Their results show that one of these stars has a white dwarf companion. The discovery is presented in a ...