Survey participants aged between 18 to 26 are the biggest believers of aliens, with 15 percent of people in this age bracket assuring the presence of extraterrestrials
During the research, the team analyzed data from 51 longitudinal studies, all of which measured how participants' levels of narcissism changed over time
Some experts believe that Planet 9 could be real because around a dozen objects beyond the orbit of Neptune, move as if a large object is tugging on them