Do you mean like UFOs visiting the planet, or just somewhere, out there, in the vast universe? If it's the latter, just assume it's true. Hundreds of billions of galaxies, each on average with hundreds of billions of stars, existing for billions of years.
[ + ] ClitorisDestroyer
[ - ] ClitorisDestroyer 0 points 4 yearsApr 13, 2021 10:14:06 ago (+0/-0)
[ + ] paul_neri
[ - ] paul_neri 0 points 4 yearsApr 13, 2021 04:19:45 ago (+1/-1)
[ + ] donald_d_donaldson
[ - ] donald_d_donaldson 0 points 4 yearsApr 13, 2021 05:38:32 ago (+0/-0)
[ + ] paul_neri
[ - ] paul_neri -1 points 4 yearsApr 13, 2021 05:42:13 ago (+1/-2)
[ + ] chrimony
[ - ] chrimony 0 points 4 yearsApr 13, 2021 12:08:54 ago (+0/-0)