Impossible triangle in space is a frequent theme for depicting impossible figures. This image was created in high resolution for placing it as wallpaper on desktop. You can also see many images of impossible figures in space by Peter Schneeweiß.
Artist's deviantART profile http://gandalfx.deviantart.com
You can download the image in high resolution from http://gandalfx.deviantart.com/art/triangle-157539388