Alien & Space Costumes

Whether you’re going to space or are already there, Leg Avenue has sexy alien Halloween costume for women. Shop our out of this world sexy alien costumes or choose a sexy astronaut costume,  or why not both as an epic friends costume? You can also pair your Halloween space costume with a fun cosplay wig for an out of this world look! We've got the hottest women's space cadet costume and galaxy girl costume in the universe!