Well, "relatively dense and incredibly hot gas" in this context means "still ind... | Hacker News

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		Sharlin on July 26, 2014 \| parent \| context \| favorite \| on: Mystery in the Perseus Cluster Well, "relatively dense and incredibly hot gas" in this context means "still indistinguishable from vacuum without sensitive sensors, even if you were immersed in it".

pavel_lishin on July 27, 2014 [–]

Hm, I thought it said it was in the multi-million degree temperature range. I guess you can still have near-vacuum atoms at a pretty high temperature.

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