No. Nor even a far one
I think it has to be the Roswell, NM crash site in 1947.
No.
yes
NO!
No.
Yes indeed they have.
Apparently, there have been strange sightings, but there has been no evidence or proof that an extraterrestrial being (alien) has actually been seen.
yes
So far, there has been NO CONFIRMED FINDING of any alien life - caught or otherwise.
There is no evidence of any kind to support the idea.
probably not, there isn't any proof that there has been abductions anywhere, but it isn't impossible
the moon is the closet anybody has been