Camelopardalis: An out of the way planet with a lower tech level than the rest of the galaxy- though there is interaction with the bigger galaxy. Aside from the cities, the terrain consists of plains and grasslands, rolling hills and low mountains. Bands of nomads and bandits roam the barren bits between cities, making traveling interesting.
Trinta (GG#9)
Xiunsrus (GG9 p.69): A farm colony planet terrorized by a swoop gang called the Bloodsniffers.
Sanctuary (rebel p.133): One of the oldest alliance safeworlds, established before the declaration of Rebellion.
Genassa (GG#12 p.55-57): Homeworld of the plant-covered M'shinni