![The globular cluster M3, one of the stellar systems analyzed in this study. Credit: Daniel López/IAC. The globular cluster M3, one of the stellar systems analyzed in this study. Credit: Daniel López/IAC.](/sites/default/files/styles/crop_square_2_2_to_320px/public/images/news/prensa1131_2270.jpg?itok=EctKnDpy)
A study shows that the most massive stars in the last stages of their lives are those which contaminate the interstellar medium with new chemical elements, giving rise to successive generations of stars in these "astronomical fossils".
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