Pandora's Cluster: A Dark Matter Halo

We're seeing black holes just a few million years after the big bang. That implies they're young, but are they actually younger or are they just small? Ooh. Well, so all the black holes are young because we're seeing them as adolescents back then. Oh, that's kind of dope. And what is Pandora's cluster? I read about it. It's got a thousand galaxies in it and sits in a really big dark matter halo. We've already talked about how space time can bend light. Right. So it's Wait, pause,. What's a dark matter? So dark matter is a form of matter that does not interact with light. It's that simple

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