The Mount Agorn was a mountain on the planet Ossus in the Outer Rim Territories of the galaxy. A part of the the western Eocho Mountain range, the Jedi Order established the Knossa Spaceport around the mountain after the founding of the city of Knossa circa 24,500 BBY.
- Tales of the Jedi: Dark Lords of the Sith (First appearance)
- Tales of the Jedi: The Sith War 5: Brother Against Brother
- Tales of the Jedi: The Sith War 6: Dark Lord
- Nexus of Power (First identified as Mount Agorn)