Before the Black Year, and the retreat of the Dracon fleets, Luminium circulated among the galactic empires. It came from Drac space, useful as emergency fuel and as a currency. Machines from Drac, from ship equipment to appliances like ovens, refrigerators, to power tools and power supplies, could be powered by Luminium.

Millennia have passed since Luminium could be sourced. Now, it's been turning up in the wild. The race is on.