NGC 6939

NGC 6939 is an open star cluster located in the constellation Cepheus, about 3860 LJ away and reaches its annual culmination at astronomical midnight end of July.

Astrophoto: Fireworks Galaxy – Caldwell 12 & NGC 6939 – 09/23

The Fireworks Galaxy and the Open Cluster NGC6939. The result of 4 awesome evenings of integration time.

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