Coalsack Nebula
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The Coalsack Nebula is a dark nebula, which is visible to the naked eye as a dark patch obscuring part of the Milky Way east of Acrux in the constellation of Crux.
The Coalsack Nebula, taken by the Wide Field Imager on the MPG/ESO 2.2-metre telescope
Coal Sack Nebula
Coalsack Nebula and bright star Acrux
Dark nebula
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A dark nebula or absorption nebula is a type of interstellar cloud, particularly molecular clouds, that is so dense that it obscures the visible wavelengths of light from objects behind it, such as ba
Coalsack Nebula
…The Coalsack Nebula (Southern Coalsack, or simply the Coalsack) is a dark nebula, which is visible to the naked eye as a dark patch obscuring part of the Milky Way east of Acrux (Alpha Crucis) in the constellation of Crux. Historically…
The dark nebula LDN 1768 in front of background stars
The Milky Way as seen by Gaia, with prominent dark features labeled in white, as well as prominent star clouds labeled in black
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