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A Big Cluster
Featured on July 29, 2019
Messier 11 is one of the biggest star clusters of its type in our region of the galaxy. It contains about 3,000 stars and spans a few dozen light-years. Its hotter, brighter stars shine blue-white in this image from the European Southern Observatory. M11 is in the constellation Scutum, and is about 6,000 light-years away. [ESO]
