Planets of Star Wars the old republic: Ilum
Ilum was the ice planet home to many of the Adegan crystals used in the construction of Jedi lightsabers. The caverns containing the crystals were long ago turned into a Jedi temple. Unlike the crystals of other planets, the crystals of Ilum could only produce green and blue lightsaber crystals. History Ilum was first discovered in 22,800 BBY when a Jedi, navigating hyperspace in the Force, felt a strong pull deep from the Unknown Regions. Following the sensation, the scout had found a world rich in Force-strong crystals. The mystique of the discovery added it to the ceremony of lightsaber construction. Establishing a Temple over the Crystal Caves, Ilum became a place of great importance, as sacred as Ossus and Tython. The temple served as a shelter and place of ritual for the Jedi who traveled here. To ensure the security of the planet and the crystals, the planet had…