Messier 4
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Messier 4

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Explore Messier 4, a stunning globular cluster in Scorpius. Discover its dense core of ancient stars, including white dwarfs and pulsars, one of the closest to Earth.

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    Messier 4, A Globular Cluster, Is Visible In Scorpius

    Also known as the 'Cat's Eye Cluster,' M4 is one of the closest globular clusters to Earth, located about 7,200 light-years away. It contains hundreds of thousands of stars, including the first observed pulsar in a globular cluster, making it a fascinating object for astronomers.