S/2006 S 18

S/2006 S 18 is a natural satellite of Saturn. Its discovery was announced by Scott S. Sheppard, David C. Jewitt, Jan Kleyna, Edward Ashton, Brett J. Gladman, Jean-Marc Petit and Mike Alexandersen on May 15, 2023 from observations taken between December 14, 2004 and July 9, 2021.

S/2006 S 18 is about 4 kilometers in diameter, and orbits Saturn at a distance of 23.256 Gm in 1,324.09 days, at an inclination of 171.6, orbits in retrograde direction and eccentricity of 0.089. S/2006 S 18 belongs to the Norse group and its orbit is quite circular due to of its low eccentricity unlike the other irregular moons.