Dark Matter Expert: New Evidence UFOs Have Been Here For 1 Million Years | Matthew Szydagis
0:39observational evidence from astronomy, astrophysics and cosmology primarily through gravity. So we know there's more5:01Oh no that's that's guaranteed. Oh that's guaranteed separate. It has to have mass because otherwise it can't produce gravity.5:32of the law of gravity. Yes. However, what we see in galaxies is that the farther out you go, we didn't see














