Science
Science
Out of context: Reply #910
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- utopian2
If Planet 9 Is Actually a Black Hole, It Completely Changes How We Understand Our Universe
- actually, it wouldn't change anything about how we understand our universe. and there's no evidence it's a black hole, so why assume that?sarahfailin
- wow never knew about primordial black holes. fascinating._niko
- or a worm hole, Interstellar style?grafician