X-15 | Flight 191
X-15 | Flight 191 rode a North American X-15 into space from Air launch to Suborbital flight, deploying its payload to Sub.
- Launch time
- Status
- FAILED
- Operator
- United States Air Force
- Mission type
- Test Flight
- Rocket
- North American X-15
- Launch site
- Air launch to Suborbital flight
- Launch pad
- Edwards Air Force Base
- Payload
- —
- Target orbit
- Sub

Mission timeline
- 1967-11-15T18:30:00.000ZNorth American X-15 roars off the pad at Air launch to Suborbital flight.
- The vehicle reaches Max Q, the highest aerodynamic load of the flight.
- Flight anomaly — the mission is unsuccessful.