11 DIY Alien Costumes for Halloween That Are Out-of-This-World Adorable

Outer space is full of mysteries. Think about it: According to NASA, there could be as many as 100 billion solar systems in the Milky Way, and hundreds of billions of other galaxies in the universe. With numbers that high, it's only natural that we earthlings are fascinated with life on other planets. If that's you, then you might want to dress as an alien on Halloween.

Fortunately, putting together a DIY alien costume at the last minute on Halloween is easy as can be — all you really need for people to understand what you are is a headband with googly eyes and a space-inspired outfit. Ahead, we've found the best DIY alien costume ideas and accessories so that you can create one of the coolest (and easiest) costumes in the cosmos. And if you need more DIY inspiration, don't miss these easy homemade Halloween costumes.