That's no moon. It's a space station! No, wait, it's Artoo!
No, it's neither of those. It's adorable little BB-8, the droid star of Star Wars Episode VII: The Force Awakens. Imgur member jmsmith7's wife was 8 months pregnant, so they made this costume using her baby bump to full effect. BB-8's head is made from a styrofoam ball.
-via BuzzFeed