Sorting Out the Colors of Globular Clusters

See allHide authors and affiliations

Science  24 Feb 2006:
Vol. 311, Issue 5764, pp. 1105-1106
DOI: 10.1126/science.1123992

You are currently viewing the summary.

View Full Text

Log in to view the full text

Log in through your institution

Log in through your institution


The colors of the stars in globular clusters fall into two groups. Originally thought to result from stars with different ages, the colors can now be explained by the stars' composition.