This Star Wars t-shirt features a travel poster for the "Pilgrim Moon" Jedha. The poster reads Survey The Ruins On Jedha. Jedha was a moon located in orbit around the planet NaJedha, situated in the Jedha system of the galaxy's Mid Rim, due galactic west of the Deep Core. Within the moon's sandstone crust were rich deposits of kyber crystals, which were Force-attuned crystals that were fundamental in lightsaber construction. The moon was chosen in 0 BBY for a test of the Death Star's superlaser, a superweapon capable of destroying entire planets.