Planet Mars has two modest moons - the two of which can be captured asteroids. Deimos and Phobos are very difficult to discover besides in big telescopes resulting from getting so close to Mars. Moons are detailed by sizing. Kerberos was learned in 2011, and Styx was present in 2012, https://codycedda.yomoblog.com/41355956/5-tips-about-bestmoons-you-can-use-today