Comment Comment by Starlevel004 > I don't understand why it has to be non-electromagnetically interactingBecause we have zero evidence of it electromagnetically interacting. We have evidence of other particles like this, like neutrinos.> Why can't it just be the equivalent of non-light-emitting asteroids and planetsBecause they've been ruled out: https://en.wikipedia.org/wiki/Massive_compact_halo_objectYou are not proposing anything new. Your ideas have been thought of before, and discarded because they lack evidence. parent Starlevel004 11 days ago
Because we have zero evidence of it electromagnetically interacting. We have evidence of other particles like this, like neutrinos.
> Why can't it just be the equivalent of non-light-emitting asteroids and planets
Because they've been ruled out: https://en.wikipedia.org/wiki/Massive_compact_halo_object
You are not proposing anything new. Your ideas have been thought of before, and discarded because they lack evidence.