The planet Ariel is one of five planets that helped to create Voltron in the Voltron Force Universe.
Fiction
Voltron Force (TV series)
Ariel is the home of the Lion Riders and many other lifeforms. On the planet surface, the environment is similar to Earth's Saharan desert. There is a powerful metal ore that can only be found on Ariel, how to get it was lost throughout time. The metal ore was called Corerite. The mines on the bottom of the surface of the planet and the temples on the top are connected physically and spirtually.
Beside the Lion Riders dwelling on Ariel, there are electrically spiritually/ghostly Lion creatures that are part of Ariel harmoniously aura. They are called Crowlshi(note: check spelling) and usually can be found guarding the temple and the mine. The Forge is where the Path of Lions and Den of Creation is also found.