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Ref : S01570
Theme :
Astronomy - Universe - Stars - Misc. (83 images)
Title : The globular cluster Messier 4 (M4 for short) is located about 6,000 light-years away
Caption :
The globular cluster Messier 4 (M4 for short) is located about 6,000 light-years away. On the sky, it is seen in the southern constellation Scorpius, It is an ensemble of about 500,000 stars, held together by their mutual gravitational pull. There are about 150 such clusters in our Galaxy, and M4 is the one closest to us
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