Dark matter is not a theory or even a hypothesis. It is a collection of observations.
Having “matter” in the name is kind of a presumptive thing, like “our observations act like there’s too much gravity, and matter creates gravity, and we can’t see any extra shit, so…”
![References: [1] out of his ass](https://mander.xyz/pictrs/image/7d954d56-4739-4230-b641-f7a2ed05fa5c.jpeg){kind=link}
Yeah, I like to think of it this way:
Dark matter is not a theory or even a hypothesis. It is a collection of observations.
Having “matter” in the name is kind of a presumptive thing, like “our observations act like there’s too much gravity, and matter creates gravity, and we can’t see any extra shit, so…”