Hubble's view of dazzling globular cluster NGC 6397 (IMAGE)
Caption
This image of NGC 6397 is composed of a series of observations taken from July 2004 to June 2005 with Hubble's Advanced Camera for Surveys. The research team used Hubble's Wide Field Camera 3 to measure the distance to the cluster.
Credit
NASA, ESA, and T. Brown and S. Casertano (STScI). Acknowledgement: NASA, ESA, and J. Anderson (STScI)
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