From Discovery Wiki

Location 4F, Picardy
Flag-gallia.png Gallia
Technical information
Docking No
Terrain Barren
Diameter 2,960 km
Mass 1.36 x 10e24 kg
Temperature -130°C to 62°C
Escape velocity 2.43 km/sec

Rue is a small deserted moon of Planet Berck. Volcanic activity within the moon is rather high, and ancient asteroid craters can no longer be seen on its surface.