The 80s computer game icon is clearly visible in the shots taken by the Cassini spaceship orbiting the planet - and even appears to be eating a dot.
In the image of the 246 mile diameter moon, the outline of Pac-Man is created by the varying surface temperatures which range from 92 Kelvin (Pac-Man) to 77 Kelvin.
While we are always pleased to see computer game characters appearing like this, we only wish it could have been Space Invaders.