| Star Army Reserve | ZZ | Contains reserve personnel who can be activated in times of need | Active | Hisae Emiko | Fort Victory Reserve Center |
| First Expeditionary Fleet | X1 | Colonial Security | Active | Shimizu-Motoyoshi Akina (清水本吉明菜) | Gemini Star Fortress |
| Second Expeditionary Fleet | X2 | Frontier Defense | Active | Mikasa Sorano | Libra Star Fortress |
| Fifth Expeditionary Fleet | X5 | Rebuilding, and Remobilizing. Motoyoshi Yugumo Colonization Initiative | Active | Ketsurui-Motoyoshi Katsuko | Port Jiyuu |
| Star Army Command | | Command | Active | Ketsurui Yui | Kyoto |
| Star Army Personnel Command | | Staffing & Personnel Services | Active | Hanako | Kyoto |
| Star Army Rikugun | | Planetary Forces | Active | | |
| Star Army Intelligence | | Intelligence Collection | Active | Nakaide Shida | Vicky |
| Star Army Research Administration | | Research & Development | Active | | |
| Star Army Training Administration | | Training | Active | | |
| Star Army Engineering | ENG | Engineering & Technology | Active | | Ketsurui no Iori |
| Star Army Logistics | L1 | Sustainment & Supply | Active | Kawahara Opal | Central Fleet Depot |
| Legion 777 | | Planetary invasion and special strike operations | Active | | Tami System |
| 46th Legion Command Group | LGC46 | Expeditionary Planetary Forces | Active | mizumoto_aki | Ukmirt |
| First Fleet | S1 | Operations - Kikyo Sector | Active | Kessaku Irim | Irim's City |
| Second Fleet | S2 | Strategic Operations - Kikyo Sector | Active | Hokusai Akiyo | Ghost Star Fortress |
| Third Fleet | S3 | Reserve | Active | Shizuka Endo | Virginia Fleet Depot |
| Fourth Fleet | S4 | Border Protection | Active | Shinja Rika | |
| Fifth Fleet | S5 | Force projection, rapid deployment, supporting ground operations | Active | John Fitzgerald Whitmoor | Pisces Station |
| Seventh Fleet | S7 | Expeditionary | Active | William Fletcher I | Cellondora |
| Task Force 0 | TF0 | | Active | | |
| Task Force 1 | TF1 | POW/MIA Recovery | Active | | Kyoto |
| Task Force 282 | TF282 | | Active | | |
| Task Force 48 | TF48 | | Active | | |
| Task Force 75 | TF75 | | Active | | Nataria Fleet Depot |
| Task Force 77 | TF77 | | Active | | |
| Task Force 82 | TF82 | | Active | | |
| Third Expeditionary Fleet | X3 | Currently Disbanded | Disbanded | | |
| Tenth Fleet | S10 | Currently Disbanded | Disbanded | | |
| Sixth Fleet | S6 | Currently Disbanded | Disbanded | | |
| Eighth Fleet | S8 | Currently Disbanded | Disbanded | | |
| Ninth Fleet | S9 | Currently Disbanded | Disbanded | | |