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A comment on New class of galaxy has been discovered, made almost entirely of dark matter. Parent comment

Re:New class of galaxy has been discovered, made almost enti... by wcoenen on Friday August 26, 2016 @05:29PM (#12369441)
It should be detectable, but the Ĝ Infrared Search[1] didn't find any in the WISE[2] data. Jason Wright talked about this and related topics in a SETI institute video[3].

[1] https://arxiv.org/abs/1408.1134

[2] https://en.wikipedia.org/wiki/Wide-field_Infrared_Survey_Exp...

[3] https://www.youtube.com/watch?v=XEDR-G2EDRM

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