Globular clusters are home to some of the oldest stars in the Milky Way galaxy.
#NASAWebb will analyze the composition of these ancient stars to determine if globular clusters originated with the Milky Way or at another time.
Learn more: https://bit.ly/2yNNBdR pic.twitter.com/0btdBGUeeX
8:14 AM - 26 Jun 2020
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