Professor Mike Merrifield discusses the globular cluster Messier 68 (also known as NGC 4590).
More links and info in full description ↓↓↓
More Messier objects: http://bit.ly/MessierObjects
BVI CCD Photometry of Galactic Globular Clusters. II. M68: https://ui.adsabs.harvard.edu/abs/1994AJ….108..555W/abstract
Studies based on the colors and magnitudes in stellar clusters. VII. The distances, distribution in space, and dimensions of 69 globular clusters: https://ui.adsabs.harvard.edu/abs/1918ApJ….48..154S/abstract
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Video by Brady Haran and James Hennessy
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