1968 Early. (Cancelled flight). The eighth manned flight, second multi-orbit flight, and final flight of the Dynasoar program would have the objectives to demonstrate maneuver in orbit and during re-entry, and a precision recovery. The inclination of the orbit would be adjusted three degrees using the transtage engine. During re-entry sustained flight would be made near the thermal limits of the spacecraft demonstrating an 1850 km cross-range capability.

• - 1968 Early - Dynasoar 10 (cancelled)  Spacecraft: Dynasoar.

  Planned date for eighth manned flight, second multi-orbit flight, and final flight of the Dynasoar program.