True and it doesn't have to be those green Martian things everyone imagines. Alien just means a life form from another Planet so it's extremely possible. when u think about it it's actually really ignorant to believe that in this whole infinite universe that our one tiny planet is the only one occupying living creatures just sayin
A man wearing a metal bracelet glowing a blue light on his left wrist, with a revolver in his right hand. To the left, a woman aiming a revolver. To the right, an older man wielding a revolver. In the background, a large metal object over a desert landscape. Above is shown "FIRST CONTACT. LAST STAND." Below them are the names of Daniel Craig, Harrison Ford, and Olivia Wilde above the title "COWBOYS & ALIENS", film credits, and theatrical release date.