After much checking it turns out that this is real, we've been visited by unknowns for a long time, British MOD man Nick Pope blew the whistle and went public back in the 90's, along with the UK opening up their national archives on the subject. I didn't realise that the FBI have a vault as well, all de-classified, fascinating material right here about how some craft are remote controlled and some are piloted.https://vault.fbi.gov/UFO/UFO%20Part%201%20of%2016/view