If in the Information Era, unlock Eureka for Satellites, Nuclear Fusion, and Nanotechnology. If in the Future Era, unlock Eureka for Smart Materials, Forecast Systems, and Extraterrestrial Missions. All air units gain +100% experience. Each turn, collect +2 Aluminum.
Normal Age
Each construction of an Airbase building provides +1 Era Score. Each recruitment of a Great Person provides +1 Era Score.
Dark Age
Each construction of an Airbase building provides +1 Era Score. Each recruitment of a Great Person provides +1 Era Score.