Depleted Isotopes is a technology on the Galactic Warfare technology tree with a research cost of 510 Science. It unlocks one Star System Improvement and one Special Module (Fighters), requires research in Autonomous Construction or in Isotope Fabrication, and allows further research in Flawless Machining.

"After being used for industrial purposes and particularly energy generation, high-mass isotopes leave behind extremely dense spent metals whose properties are particularly interesting if you like to punch holes in things."

Hardened FramingEdit

Improvement-Hardened Framing
  • +6 Ship XP on building on Star System
  • -2 Dust on improvement

Cost : 160 Industry

"While hulls and weapon systems are most visible, the guts of the ship that hold things together are equally, if not more, important. Improved ribs, bulkheads, decking, and maintenance systems cause a huge jump in the strength and survivability of a ship."



Cost: 40 Industry Weight: 15+10% Tonnage Slots: 1 Special Slot

"Though designed as defensive elements, Fighters not only attack enemy Bombers and ships but can also participate in star system bombardment."

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