The Enterprise explores a region of space, where hundreds of starships have disappeared over the centuries, known as the Delta Triangle.
| Air Date | 24 November 1973 |
| Production Number | 22010 |
| Stardate | 5267.2 |
| Gregorian Calendar Date | Thursday 25 April 2267 01:35:25 |
| Primary Arc | The Multiverse |
| Secondary Arc | The Klingons |
| Tertiary Arc | House of Kor |
| See It or Skip It | See It! |
| Previously on Star Trek | Order | Next Time on Star Trek |
|---|---|---|
| Beyond the Farthest Star | Chronological | Albatross |
| The Terratin Incident | Air Date | The Ambergris Element |
| The Magicks of Megas-Tu | Production | The Slaver Weapon |
| The Magicks of Megas-Tu | Primary Arc | The Tholian Web |
| The Trouble With Tribbles | Secondary Arc | More Tribbles, More Troubles |
| Day of the Dove | Tertiary Arc | Blood Oath |
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