Humans have questioned the existence of life on other planets for centuries — including celebrities such as Demi Lovato, Tom DeLonge and Gigi Hadid. Lovato opened up about watching the 2020 documentary Close Encounters of the Fifth Kind on the “Wild Ride! with Steve-O” podcast in April of that year. The film explores the possibility of extraterrestrial civilizations and how they can make contact with humans.
“The first encounter would b…