The Ruusan system was a star system located in the galaxy's Mid Rim that contained the planet Ruusan. During the Clone Wars, one of the planet's three moons was the site of Skytop Station, a secret Confederate listening post.
- Star Wars: The Clone Wars – "Ambush" (First appearance) (Appears in flashback(s))
- Star Wars: The Clone Wars – "Duel of the Droids"
- (First identified as Ruusan system)