This compound typically stored energy and could be used as an explosive. Trapped in a space anomaly, a freighter captain, one Bela Tyken, used anicium and yurium from his cargo bays to create a massive explosion. (TNG episode: "Night Terrors") Jakmanite 632, a radioisotope, could be created artificially from the decay of high-energy yurium. (TNG episode: "Hollow Pursuits") In the year 2365, a sensor scan by the Federation starship USS Enterprise-D registered yurium comprising 2% of the atmosphere of the planet Theta VIII. (TNG episode: "The Royale")