
| Year | Event | |||
| 2366 | 
         ● [1]
         The Enterprise-D investigates a temporal anomaly. Although it appears for a moment that a Starship is emerging from the anomaly, the sensor reading vanishes. The ship continues on its way. Guinan suspects that perhaps more has transpired than it appears. [1]
       
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| Canon source | Backstage source | Novel source | DITL speculation | 
| # | Series | Season | Source | Comment | 
| 1 | TNG | 3 | Yesterday's Enterprise | 
| Series : | TNG Season 3 | 
| Episode : | Yesterday's Enterprise | 
| © Graham & Ian Kennedy | Page views : 10,110 | Last updated : 23 Oct 2025 |