Fuel Shuttles can operate on EVA missions to extract hydrogen fuel from nearby celestial objects. Gas Giants are the most commonly-used resource for fuel skimming. Magnetic and physical scoops gather the hydrogen fuel into onboard tanks, after which the Fuel Shuttle returns to its mother ship to offload the fuel and begin another run.
2,400 Steel
600 Electronics
600 tons
Fuel Tankage
600
Already learned - your empire starts with this technology.
Content contributed by Tom Carey.