NameAreaEnergyPopEconomyCreditsAdv.ReqsDescription
Habitat Zone-10011noneUpgrade increases Population capacity by Base Fertility.
Orbital Base001011,50010Computer level 20 Energy level 12 Upgrade increase Population capacity by 10, research by 2 and doesn't require area on the Base.
Solar Collector-10-101noneUpgrade increases Base Energy output by Base Solar Energy.
Gas Collector-10-101noneUpgrade increases Base Energy output by Base Gas resource.
Hydro Generator-20-101noneUpgrade increases Base Energy output by Base Hydro Energy.
Fusion Generator-15-1015Energy level 6 Upgrade increases Base Energy output by 5
Antimatter Generator-110-101,00010Energy level 20 Upgrade increases Base Energy output by 10.
Solar Satellite0200128Energy level 10 Computer level 12 Laser level 10 Upgrade increases Base Energy output by 2. Doesn't require pop or space.
Gas Refinery-2-1-1010,0003Energy level 20 Laser level 20 Armour level 14 add +1 Gas to those planets that have this element
Orbital Research Labs0-12-102,048Computer level 23 Energy level 22 Artificial Intelligence level 5 Upgrade increases Base Research capacity by 18.
Research Labs-1-1-102noneUpgrade increases Base Research capacity by 6 and allows the Research of more Technologies.
Shipyards-1-1-125noneUpgrade increases Base Production by 3 and allows the Production of more Units.
Orbital Shipyards0-8-127,500Cybernetics level 2 Upgrade increases Base Production by 8, allows the Production of more Units and doesn't require area on the base.
Automated Shipyards-2-2-101,0246Energy level 20 Laser level 22 Armour level 18 Artificial Intelligence level 2 Increase your shipyards production by 5
Ore Processor-2-2-2050,0006noneEach level increases the debris collection capability of the starbase by 10,000.
Crystal Processor-1-1-101 to 5***noneUpgrade increases base economy by astro crystals resources.
Spaceports0-1-1120**noneUpgrade increases Base Economy by 1 per level and accumulative.
Economic Centers-1-2-1450Computer level 10 Upgrade increases Base Economy by 4.
Metal Refineries-1-1-111noneUpgrade increases Production and Construction capacity by Base Metal resource.
Robotic Factories-1-1-1110Computer level 2 Upgrade increases Production and Construction capacity by 3.
Nanobot Factories-1-2-127510Computer level 10 Laser level 8 Upgrade increases Production and Construction capacity by 6.
Automated Factories-1-3-1375010Artificial Intelligence level 4 Upgrade increases Production and Construction capacity by 10.
Control Centers-1-1-1010Computer level 6 Upgrade increases the number of occupied bases you can have by 1 and provides 5% increased fleet attack power and armour to allies at the base
Terraformation600050Computer level 10 Energy level 10 Upgrade increases Base Construction Area by 6, doesn't require Population.
Arcology120007,50010Armour level 22 Upgrade increases Base Construction Area by 12, doesn't require Population. wiki
Subterrain6-20150010Computer level 24 Energy level 24 Laser level 20 Armour level 20 Artificial Intelligence level 2 Upgrade increases Base Construction Area by 6, doesn't require Population.
Space Gate0-6005,000Hyperspace Engine level 12 Energy level 20 Upgrade increases Fleet speed by 100%, allows Aerospike units to move between Galaxies (can be used by alliance members).
Biosphere Modification-1-16-1220,000*Computer level 24 Energy level 24 Upgrade increases Astro Fertility by 1.
Tele-Transport Pod-4-20-1220,00010Computer level 22 Energy level 22 Teleportation level 1 Transform mass into energy, and back to mass, allowing long range instantaneous transport.
Starbase1001011,024Computer level 20 Energy level 20 Laser level 10 Improve the Starbase, increasing area and pop. and construction +10 and production +5
Empire Center-1-10-21515,000Subspace Communications level 1 Your Empire Capital, increases base economy and production by 15 and all other bases economy by 2
Core Crystallization-2-6-2015,0000Computer level 12 Energy level 16 Increase the astro Crystal by 1
Ore Factory-3-12-1250,0000Computer level 16 Energy level 12 Artificial Intelligence level 2 Increase the astro Metal by 1
Artificial Greenhouse-4-2-1016,0000Computer level 6 Energy level 10 Increase the astro Solar Energy by 1, max 2 lvls

* Construction of a Biosphere Modification costs 75% on moons, and 50% on asteroids
** Spaceports to free accounts are limited to how many bases you have (12 bases, 12 levels tops) (faq)
*** Crystal Processor inital costs are the equivalent of its astro crystals
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