Portal:Astronomy/Picture/2 August 2005

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The open cluster Messier 11
The open cluster Messier 11

The above pictured open cluster, M11, is visible with binoculars towards the constellation of Scutum and contains thousands of stars and is just over five thousand light years distant. The stars in this cluster all formed together about 250 million years ago. The bright young stars in M11 appear blue.

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