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View Full Version : Messier 25 – The IC 4725 Open Cluster



Fraser
2016-Oct-31, 09:15 PM
Welcome back to Messier Monday! In our ongoing tribute to the great Tammy Plotner, we take a look at the Messier 21 open star cluster. Enjoy! Back in the 18th century, famed French astronomer Charles Messier noted the presence of several “nebulous objects” in the night sky. Having originally mistaken them for comets, he began […]
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