Name: Advanced Carrier Designs
Area: Engineering
Category: Voidcraft
Tier Level: 4
Requires: Battleships, Advanced Strike Craft
Unlocks: Carrier ship sections for battleships, carrier radar, carrier combat computers

Name: Missile Cruiser Designs
Area: Engineering
Category: Voidcraft
Tier Level: 3
Requires: Cruisers, Quantum Missiles
Unlocks: Missile cruiser ship sections for cruisers

Name: Cruiser Light Carrier Designs
Area: Engineering
Category: Voidcraft
Tier Level: 3
Requires: Cruisers, Improved Strike Craft
Unlocks: Light carrier ship sections for cruisers

Name: Military Reconstruction Nanites
Area: Engineering
Category: Industry
Tier Level: 4
Requires: Proton Launchers (which unlock planetary cannons)
Unlocks: Feature to rebuild destroyed planetary cannons while under bombardment

Name: Precision Ordinance
Area: Engineering
Category: Voidcraft
Tier Level: 3
Requires: Armored Torpedoes, Gravitic Sensors
Unlocks: Ground Pounder Admiral which gives orbital bombardment bonus

Name: Sublight Turbocharging
Area: Engineering
Category: Propulsion
Tier Level: 2
Requires: Ion Thrusters
Unlocks: Sublight Turbochargers

Name: Improved Sublight Turbocharging
Area: Engineering
Category: Propulsion
Tier Level: 3
Requires: Plasma Thrusters, Sublight Turbocharging
Unlocks: Improved Sublight Turbochargers

Name: Advanced Sublight Turbocharging
Area: Engineering
Category: Propulsion
Tier Level: 4
Requires: Impulse Thrusters, Improved Sublight Turbocharging
Unlocks: Advanced Sublight Turbochargers

Name: Miniaturized Defense Platform Components
Area: Engineering
Category: Voidcraft
Tier Level: 4
Requires: Star Fortress
Unlocks: Heavy Defense Platform (2x weapons, 2x hull points)

Name: Starport Defense Algorithms (repeatable)
Area: Engineering
Category: Voidcraft
Tier Level: 5
Requires: Star Fortress
Unlocks: +4 defense platform capability

Name: Combat Specialization - Space Marines
Area: Society
Category: Military Theory
Tier Level: 3
Requires: Centralized Command
Unlocks: Space Marines