Space Tech Tree (released version: woudn't want to give EVERYTHING away...)
Empire:
Tech 1 Space:
V-wing, ARC-170, Venator, Boba Fett, IPV, TIE Fighter
Tech 2 Space:
Z-95, TIE-Bomber, TIE-Interceptor, Acclamator, Lancer, Pirate Fighter (Variant), TIE Scout, Interceptor III
Tech 3 Space:
TIE_Interceptor, Scimitar Bomber, TIE-Phantom, Z-95, Broadside, Tartan, Victory Cruiser, Interceptor III
Tech 4 Space:
TIE-Interceptor, Scimitar Bomber, TIE-Phantom, TIE/D(Automated), Tartan (Variant), Tyrant Missile Cruiser, Victory, Cpt. Piett, Darth Vader TIE Squadron
Tech 5 Space:
TIE-Interceptor, Scimitar Bomber, TIE-Phantom, TIE-Defender, Tartan (Variant), Tyrant Missile Cruiser, Thrawn (Chimaera), ISD, SSD
Rebel:
Tech 1 Space:
Pirate Fighter, Z-95, ARC-170, Venator, Corellian Corvette, Han Solo
Tech 2 Space:
Corellian Corvette, Corellian Gunboat, Pirate Fighter, X-Wing, Y-Wing, A-Wing, Nebulon-B, Venator MKII, Cpt. Antilles
Tech 3 Space:
Marauder, pirate Fighter, X-Wing, B-Wing, A-Wing, Corellian Corvette, Corellian Gunship, Assault Frigate MKII, Liberator
Tech 4 Space:
E-Wing, B-Wing, X-Wing, Corellian Corvette, Corellian Gunboat, Liberator, Assault Frigate MKII, MC-30 Frigate, Rogue Squadron, Marauder
Tech 5 Space:
E-WIng, K-Wing, T-65A3 X-Wing, Corellian Corvette, Corellian Gunboat, MC-30 Frigate, Home One, MC-80 Cruiser, Republic SD, Marauder
Consortium:
Tech 1 Space:
Z-95, Pirate Fighter (as bomber Variant), IPV, Venator, Bossk, V-Wing
Tech 2 Space:
Z-95, StarViper, Skipray, IPV, Corellian Corvette (Stolen), Interceptor Frigate, IG-2000
Tech 3 Space:
Z-95, Starviper, A-Wing (Stolen), Skipray, Interceptor-IV, Crusader, Corellian Corvette (Stolen), Vengeance, Broadside (Stolen)
Tech 4 Space:
Starviper, A-Wing (Stolen), Skipray, Crusader, Corellian Corvette (Stolen), Vengeance, Aggressor, Interceptor-IV, Broadside (Stolen)
Tech 5 Space:
Starviper, A-Wing (Stolen) TIE Defender (Stolen), Skipray, Crusader-II, Corellian Corvette, Vengeance, Aggressor, Kedalbe, Tyber Zann