Barnard 139 (Dark nebula)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , Barnard 139 is not observable – it will reach its highest point in the sky during daytime and is no higher than 17° above the horizon at dawn.
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Name
Barnard 139
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Object type
Dark nebula
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Sources