Cloud-9 is a Reionization-Limited HI Cloud (RELHIC), and possibly a starless dark matter galaxy. This RELHIC may have a total mass of 5 billion times that of the Sun and was found in the vicinity of the spiral galaxy Messier 94 (M94), in the constellation Canes Venatici.
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This article is an automated import of the Wikipedia article "Cloud-9 (RELHIC)", available at https://en.wikipedia.org/wiki/Cloud-9_(RELHIC) . Text is licensed under CC BY-SA 4.0.