Did Giant Stars Feed Blue Stragglers?

In a letter to the journal Nature published this week, astronomers Aaron Geller and Robert Mathieu offer an explanation for the origin of blue straggler stars in a star cluster called NGC 188. Geller suggests the stars fed on neighbor stars, leaving behind white dwarfs.

Source: http://www.npr.org/2011/10/21/141591183/did-giant-stars-feed-blue-stragglers?ft=1&f=1007

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