Lagoon Nebula
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AI overview
The Lagoon Nebula is a glowing cloud of gas located in the constellation Sagittarius that contains ionized hydrogen and is actively producing new stars. Studying it helps astronomers understand how stars form and evolve within these cosmic nurseries.
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Article
The Lagoon Nebula (catalogued as Messier 8 or M8, NGC 6523, Sharpless 25, RCW 146, and Gum 72) is a giant emission nebula with an H II region located in the constellation Sagittarius. Discovered by Giovanni Hodierna in 1654, it is one of only two star-forming nebulae faintly visible to the naked eye from mid-northern latitudes (the other being the Orion Nebula).
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