The Omega Centauri globular cluster in the constellation of Centaurus. At a distance of 17090 light-years, this is the largest and most massive known globular cluster in the Milky Way.
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The Giant Squid Nebula, Ou4 and the Flying Bat Nebula, Sh2-129.
Seemingly completely surrounded by the reddish hydrogen emission region SH2-129, the true distance and nature of the S...