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Hubble Gets Best Look Yet At Messier 9 - Universe Today
[/caption] First discovered by Charles Messier in 1764, the globular cluster Messier 9 is a vast swarm of ancient stars located 25,000 light-years away, close to the center of the galaxy. Too distant to be seen with the naked eye, the cluster’s innermost stars have never been individually resolved… until now. This image from the … Continue reading "Hubble Gets Best Look Yet At Messier 9"