| Term | History |
| 1 | Became a Flight at age 18 |
| 1 | Is now a Crewman |
| 1 | Severely injured. Fully recovered. |
| 2 | Switched to Line/Crew at age 22 |
| 2 | During a battle, defeat or victory depends on your actions. The ship suffers severe damage and you are blamed for the disaster. You are court - martialled and discharged. |
| 2 | Promoted to Line/Crew rank 1 |
| 2 | Is now a Able Spacehand |
| 3 | Continued as Line/Crew at age 26 |
| 3 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 3 | Promoted to Line/Crew rank 2 |
| 3 | Is now a Petty Officer, 3rd class |
| 4 | Continued as Line/Crew at age 30 |
| 4 | Advanced training in a specialist field |
| 4 | Promoted to Line/Crew rank 3 |
| 4 | Is now a Petty Officer, 2nd class |
| 5 | Continued as Line/Crew at age 34 |
| 5 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 5 | Promoted to Line/Crew rank 4 |
| 5 | Is now a Petty Officer, 1st class |
| 6 | Continued as Line/Crew at age 38 |
| 6 | Special assignment or duty on board ship. |
| 6 | Promoted to Line/Crew rank 5 |
| 6 | Is now a Chief Petty Officer |
| 7 | Voluntarily left Line/Crew |
| 7 | Became a Law Enforcement at age 42 |
| 7 | Is now a Rookie |
| 7 | Advanced training in a specialist field. |
| 7 | Promoted to rank 1 |
| 7 | Is now a Corporal |
| 8 | Continued as Law Enforcement at age 46 |
| 8 | Gained a contact. |
| 8 | Promoted to rank 2 |
| 8 | Is now a Sergeant |