Qalras
- Located in Beta Quadrant within Klingon territory (TOS Novel: The Captain's Oath)
- Two parsecs from border with Federation (TOS Novel: The Captain's Oath)
- Site of imperial mining colony by early 2262 (TOS Novel: The Captain's Oath)
- Location of first contact, conflict between Klingon Empire and Agni c.early 2262 (TOS Novel: The Captain's Oath)
Known Planets
- Class N planet (TOS Novel: The Captain's Oath)