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Messier 55

Messier 55 is a globular cluster in the south of the constellation Sagittarius. It was discovered by Nicolas Louis de Lacaille in 1752 while observing from what today is South Africa. Wikipedia
Distance to Earth: 17,610 light years
Radius: 48 light years
Declination: −30° 57′ 53.1″
Class: XI
Constellation: Sagittarius
Mass: 2.69×105 M