I don't think the opening sentence is very encylopedic ... I'd suggest removing the "if they exist" segment. Whether they exist or not is an opinion and existing or not Extraterrestrial life is life originating away from earth. [[User:Jrssr5|Jrssr5]] 14:23, 16 April 2007 (EDT) | I don't think the opening sentence is very encylopedic ... I'd suggest removing the "if they exist" segment. Whether they exist or not is an opinion and existing or not Extraterrestrial life is life originating away from earth. [[User:Jrssr5|Jrssr5]] 14:23, 16 April 2007 (EDT) |