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Cloud-9 (RELHIC)

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CL-9's observed column density isocontours (taken from Z23)

Cloud-9 is a REionization-Limited-H i Cloud (RELHIC), which may turn out to be a starless dark matter galaxy.[1] This RELHIC may have a mass 5 billion times that of the Sun and was found in the vicinity of the spiral galaxy M94, in the constellation Canes Venatici.[2]

References

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  1. ^ Benitez-Llambay, Alejandro; Navarro, Julio F. (September 2023). "Is a Recently Discovered H i Cloud near M94 a Starless Dark Matter Halo?". The Astrophysical Journal. 956 (1): 1. arXiv:2309.03253. Bibcode:2023ApJ...956....1B. doi:10.3847/1538-4357/acf767. ISSN 0004-637X.
  2. ^ "Astronomers may have found a galaxy that's all dark matter, with no stars". www.skyatnightmagazine.com. Retrieved 2024-01-22.


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