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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RCW 32, aka Gum 15, an emission nebula, is a little-known object located in the southern constellation Vela at a distance of about 3,000 light-years from Earth. 8 hours of Widefield Nar...