Cosmos Add little stars to your walls with our Cosmos Mural Wallpaper. Cosmos is a bold and playful wallpaper that will be sure to catch the eye of your guests. The design includes small metallic galaxies and twinkling stars on rustic colours floating around on deep blue background. This stylish yet tranquil motif can be used to create a feature wall or as part of an accent feature in your bedroom, living room, or bathroom. Get ready for the beauty of the outer space straight to your walls.