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Romashka comments on Stupid questions thread, October 2015 - Less Wrong Discussion

3 Post author: philh 13 October 2015 07:39PM

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Comment author: Romashka 17 October 2015 09:22:21AM 0 points [-]

What does it mean to hide a star? Would it not be 'visible' by having gravity?

Comment author: RichardKennaway 17 October 2015 07:41:19PM 1 point [-]

What does it mean to hide a star? Would it not be 'visible' by having gravity?

That explains dark matter — vast alien civilisations that leak nothing but gravity. And the microwave background.

Comment author: CellBioGuy 17 October 2015 08:52:17PM *  1 point [-]

No it doesn't. Microwave background intensity is uncorrelated with imputed dark matter density in a given direction.