I do! Like, we’re all made out of the same star stuff, and with how big the universe is, I believe there must be another place for similar conditions of life. Especially considering that when life started on earth the conditions were actually very different from now. And we’re still here even though things have changed because we’ve adapted.
Speaking of, if someone had a baby on the ISS or on a colony on the moon, would that make the child an alien by definition?