1. Starfleet Command:
- Located on Earth, Starfleet Command is the highest authority and decision-making body for all Starfleet operations.
- It is headed by the Starfleet Commander, who is directly responsible for the overall leadership of the organization.
2. Fleet Admiral:
- The Fleet Admiral is the second-highest-ranking officer in Starfleet and serves as the chief of Starfleet operations.
- They oversee the various fleets, task forces, and other major Starfleet missions.
3. Admiral:
- Admirals are senior flag officers who hold important positions within Starfleet, such as commanding fleets or major starbases.
- They are responsible for making decisions and providing strategic guidance to their respective commands.
4. Vice Admiral:
- Vice Admirals are the next level of flag officers and serve as deputies to Admirals or hold critical positions within Starfleet organizations.
5. Rear Admiral:
- Rear Admirals are senior officers who command specific sectors, task forces, or major shipyards.
- They are often responsible for overseeing and managing large-scale operations.
6. Commodore:
- Commodores are senior field commanders who typically lead smaller fleets or task groups.
- They have broader responsibilities than commanding officers of individual starships.
7. Captain:
- Captains are the commanding officers of starships and are responsible for the safety and well-being of their crew and vessel.
- They make tactical decisions, manage ship operations, and interact with other ships and civilizations.
8. Commander:
- Commanders are senior officers who serve as executive officers or department heads on starships or larger facilities.
- They assist the Captain in managing various aspects of the ship's operations.
9. Lieutenant Commander:
- Lieutenant Commanders are mid-level officers who hold important leadership positions on starships or serve as heads of departments.
10. Lieutenant:
- Lieutenants are junior-level officers who serve as division heads, shift supervisors, or bridge officers on starships.
11. Ensign:
- Ensigns are the lowest-ranking commissioned officers in Starfleet and are typically given their first assignments on starships or other Starfleet facilities.
It's important to note that the chain of command can vary in specific scenarios and may include additional positions or titles depending on the needs and circumstances of a particular mission or operation.