All ships except alien ships

EFFICIENT THRUSTERS

Starship Launch System Upgrade

Fixed technology definition · Starship

How to obtain

Blueprint research path
Starship Upgrades → Craftable Upgrade Blueprints
Previous unlock: PULSE ENGINE → LAUNCH THRUSTER
Research-tree membership does not establish the current vendor, location or effective unlock price.

Source snapshot: 2026-10-18

Statistics	Value
Launch Cost Technical key: `Ship_Launcher_TakeOffCost`	0.8