This cluster [NGC 6352] is about 12.67 billion years old with two distinct stellar populations; the second generation is only around 10 million years younger than the first.

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NGC 6352

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Wikipedia contributors. (2024, August 23). NGC 6352. In Wikipedia, The Free Encyclopedia. Retrieved 23:29, March 1, 2025, from https://en.wikipedia.org/w/index.php?title=NGC_6352&oldid=1241755420

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NGC 6352 (Wikipedia) NGC 6352 (also known as Caldwell 81) is a globular cluster of stars in the southern constellation of Ara, located approximately 18.3 kly from the Sun. It was discovered by Scottish astronomer James Dunlop on May 14, 1826. The cluster has a Shapley–Sawyer Concentration Class of XI:. A telescope with a 15 cm (5.9 in) aperture is required to resolve the stars within this loose cluster.

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