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 Tarantula Nebula is the largest known star-forming region near the Milky Way, over 1,800 light-years in diameter. This object is not in our galaxy, but belongs to the Large Magellan...