World Mars has two compact moons - the two of which can be captured asteroids. Deimos and Phobos are very difficult to view except in massive telescopes resulting from currently being so near Mars. Moons are shown by dimension. Kerberos was uncovered in 2011, and Styx was found in 2012, https://moons16937.fitnell.com/75501382/facts-about-moons-revealed