Improvements

NameEffectBPRequirementsrequired for
Drone FlingerDrones are 3 times faster than normal fleets.65Planet experienced; Speed University in realm; can only be built onceDrone Gate
Drone GateAll drones will reach their destination in one day.150Planet innovative; Drone Flinger in realm; can only be built once---
Fleet FlingerFleets starting from this planet are 25% faster than normal.37Planet innovative; Speed University in realmFleet Gate
Fleet GateFleets starting from this planet are 25% faster than normal.80Planet experienced; Fleet Flinger on planet---
PowershieldFleets defending a planet with this improvement will ignore 20% of any hits inflicted on them.45Planet intelligent; Speed University in realmExtrashield
ExtrashieldFleets defending a planet with this improvement will ignore 20% of any hits inflicted on them.100Planet experienced; Powershield on planet---
Virtual GarrisonThe first 100 hits of an attacker on this planet's defending fleet will be ignored.70Planet enduring; Cloak University in realm; Ship Factory on planetVirtual Defenders
Virtual DefendersThe first 250 hits of an attacker on this planet's defending fleet will be ignored.110Planet experienced; Virtual Garrison on planet; 500 ships present on planet---
Virtual SidewingA fleet starting here can ignore the first 100 hits while attacking another planet's fleet. This is a fleet effect (see help).65Cloak University in realmVirtual Fleet
Virtual FleetA fleet starting here can ignore the first 250 hits while attacking another planet's fleet. This is a fleet effect (see help).115Planet experienced; Virtual Sidewing on planet; 750 ships present on planet---
PowerweaponFleets starting here get 20% more hits on their opponent than normal while attacking another planet's fleet. This is a fleet effect (see help).70Planet enthusiastic; Weapon University in realmExtraweapon
ExtraweaponFleets starting here get 20% more hits on their opponent than normal while attacking another planet's fleet. This is a fleet effect (see help).130Planet innovative; Powerweapon on planet---
Home BeaconFleets will break away from the fight if they lose 150% of the ships their opponents lose in one battle round. The fleet will get an automatic move order back to the source planet. This is a fleet effect (see help).75Planet intelligent; Scan University in realm---
StarroadFleets starting from a planet with this improvement and aimed to another own planet will be 25% faster.55Planet diligent; Speed University in realmStargate
StargateFleets starting from a planet with this improvement and aimed to another own planet will be 25% faster.90Planet innovative; Starroad on planet---
AcademyPlanet is able to produce TP on a production level 5 higher than indicated.25Planet intelligent; Industry University in realmScience Park
LaboratoryPlanet produces automatically 5 (Extra-) TP every round.37Planet innovative; 5 improvements builtScience City
Science ParkPlanet's produced TP are increased by 50%.55Planet innovative; Academy on planet---
Science CityPlanet's produced TP are increased by 50%.75Planet enduring; Laboratory on planet---
Ship FactoryPlanet is able to produce ships on a prod level 3 higher than indicated.35Planet diligent; Industry University in realmVirtual Garrison, Ship Yard
Ship PlantPlanet produces automatically 5 (Extra-) ships every round.40Planet enduringShip Complex
MicroroboticsPlanet produces automatically 10 (Extra-) ships every round. Planet's produced ships are increased by 10%. The maximum production level (maxprod) increases by 2.200Planet innovative; Building Yard in realm; can only be built onceShip Yard
Ship YardPlanet's produced ships are increased by 50%.75Planet enthusiastic; Microrobotics in realm; Ship Factory on planet---
NanomechanicsPlanet produces automatically 15 (Extra-) ships every round. Planet's produced ships are increased by 25%.250Planet experienced; Building Complex in realm; can only be built onceShip Complex
Ship ComplexPlanet's produced ships are increased by 50%.105Planet enduring; Nanomechanics in realm; Ship Plant on planet---
Building FactoryPlanet is able to build improvements on a prod level 5 higher than indicated.40Planet experienced; Industry University in realmMajor Breakthrough, Building Yard
Building PlantPlanet saves 1 turn(s) when building an improvement (but building will last at least one turn).35Planet enduringBuilding Complex
Major BreakthroughPlanet's building points are increased by 20%.135Planet intelligent, innovative; Building Factory in realm; can only be built onceBuilding Yard
Building YardPlanet's building points are increased by 50%.75Planet diligent; Major Breakthrough in realm; Building Factory on planetMicrorobotics
Remillian InstitutePlanet saves 1 turn(s) when building an improvement (but building will last at least one turn).215Planet experienced; 10 improvements built; can only be built onceBuilding Complex
Building ComplexPlanet's building points are increased by 50%.90Planet enthusiastic; Remillian Institute in realm; Building Plant on planetNanomechanics
Artificial EnvironmentThe maximum production level (maxprod) increases by 2.65Planet enduring; Praetor---
Sea DomeThe maximum production level (maxprod) increases by 2.45Planet enthusiastic, innovative---
Trading PostIncreases prod level temporarily (even exceeding maximum prod), depending from all similar improvements seen on the map. Add 1 point for every similar improvement on green and blue planets and a half point if on red planets. The sum of the alien points cannot exceed the sum of points from your own trading improvements. The rounded square root of this value is the increase of prod on every planet with this improvement.40 (+2/already built)Planet enthusiastic; Chamber of Commerce in realm---
Honey MouthNo TP-penalty if breaking the peace. There is no purpose in building more than one.55Planet experienced; 1 planets liberated; can only be built onceMaster Diplomacy
Master DiplomacyWhen calculating the TP-reward of peace, 40 TP are distributed (instead of 20). Every friendly planet seen on the map counts 5 TP (instead of 3) at most.75Planet enthusiastic; Honey Mouth in realm; can only be built once---
Power of LoveIf an enemy conquers the planet from the Lord who built this improvement, its prod will decrease to 1. It will increase to the maximum possible prod if reconquered by the builder of this improvement (and yes, it will increase to maximum prod even if it never has reached maximum prod before!). There is no production break during the turn in which the planet is reconquered by its beloved Lord.48Planet enthusiastic; Cloak University in realm---
Drone DefenseFor every cloak level there is a 10%-chance that a report of the planet for another Lord is suppressed. The chance is at least 10% and at most 90%.30Planet experienced; Cloak University in realm---
Propaganda MinistryPlanet becomes enthusiastic.75Planet not enthusiastic, not intelligent---
Mind TrainingPlanet becomes intelligent.100Planet diligent and not intelligent---
ArchivePlanet becomes experienced.50Planet not experienced; 2 changes of ownership of the planet---
Duty GarrisonPlanet becomes diligent. Planet loses the attribute innovative except if granted by an improvement.50Planet not diligent; 3 improvements on planet---
Artisan CentrePlanet becomes innovative.80Planet enthusiastic and not innovative---
Spartanic EducationPlanet becomes enduring.55Planet diligent and not enduring---
Weapon UniversityCost of weapon tech levels decreases if the Weapon University is the most common university in your realm.20 (+10/already built)Planet innovativePowerweapon
Speed UniversityCost of speed tech levels decreases if the Speed University is the most common university in your realm.20 (+10/already built)Planet innovativeDrone Flinger, Fleet Flinger, Powershield, Starroad
Scan UniversityCost of scan tech levels decreases if the Scan University is the most common university in your realm.20 (+10/already built)Planet innovativeHome Beacon
Cloak UniversityCost of cloak tech levels decreases if the Cloak University is the most common university in your realm.20 (+10/already built)Planet innovativeVirtual Garrison, Virtual Sidewing, Power of Love, Drone Defense
Industry UniversityCost of industry tech levels decreases if the Industry University is the most common university in your realm.20 (+10/already built)Planet innovativeAcademy, Ship Factory, Building Factory
PalacePlanet becomes your new homeworld. Your home moves in the instant the improvement is built - the last built improvement of this type counts.100Planet enthusiastic; must not be built on own home planet---
Chamber of CommerceThe maximum production level (maxprod) increases by 2. Planet produces automatically 5 (Extra-) ships every round. Planet produces automatically 5 (Extra-) TP every round. Planet becomes diligent.20010 improvements built; can only be built onceTrading Post