Keyhole Nebula
The Keyhole Nebula is a nebula located in Carina Arm of the Milky Way Galaxy's Beta Quadrant.
 
An image depicting the Keyhole Nebula was among the collection of astronomical phenomena displayed in the astrometrics lab on board  in 2377. ()

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Nebulae

de:Schlüssellochnebel
fr:Nébuleuse de la Carène