Martian Trojans", The Astrophysical Journal 517, 1999, pp. L63-L66. External links The co-orbital asteroids of Mars A simulation and animation showing Mars's co-orbital and near co-orbital asteroids Asteroids with Satellites, Robert Johnston, johnstonsarchive.net Mars trojans Eureka Eureka Eureka Binary asteroids Sr-type asteroids (SMASS) 19900620