| Term | History |
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Special assignment or duty on board ship. |
| 1 | Promoted to Line/Crew rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Line/Crew at age 22 |
| 2 | Vessel participates in a diplomatic mission. |
| 2 | Gain a contact. |
| 2 | Promoted to Line/Crew rank 2 |
| 2 | Is now a Petty Officer, 3rd class |
| 3 | Voluntarily left Line/Crew |
| 3 | Became a Explorer at age 26 |
| 3 | You inadvertently cause a conflict between the Imperium and a minor world or race. Gain a Rival. |
| 4 | Switched to Courier at age 30 |
| 4 | When dealing with an alien race, you botch an opportunity to gather extra intelligence about them. |
| 4 | Your ship is damaged, and you have to hitch-hike your way back across the stars to the nearest scout base. |
| 4 | Gain 2 Contacts. Gain 1 Enemies. |
| 4 | Promoted to rank 1 |
| 4 | Is now a Scout |
| 5 | Voluntarily left Courier |
| 5 | Became a Barbarian at age 34 |
| 5 | Betrayed by a friend. One of your Contacts or Allies betrays you, ending your career. That Contact or Ally becomes a Rival or Enemy. |
| 6 | Switched to Wanderer at age 38 |
| 6 | You do not know what happened to you. There is a gap in your memory. |
| 7 | Switched to Flight at age 42 |
| 7 | Special assignment or duty on board ship. |
| 7 | Promoted to Flight rank 3 |
| 7 | Is now a Petty Officer, 2nd class |
| 8 | Continued as Flight at age 46 |
| 8 | Commanding officer takes an interest in your career. |
| 8 | Promoted to Flight rank 4 |
| 8 | Is now a Petty Officer, 1st class |
| 9 | Continued as Flight at age 50 |
| 9 | Vessel participates in a notable military engagement. |
| 9 | Promoted to Flight rank 5 |
| 9 | Is now a Chief Petty Officer |