Encyclopedia Astronautica
X-15 Flight 138

X-15 in flight
Credit: NASA

Crew: Engle. Maximum Speed - 5522 kph. Maximum Altitude - 85527 m. Astronaut wings flight (USAF definition).

Maximum Speed - 5522 kph. Maximum Altitude - 85527 m. Astronaut wings flight (USAF definition).

First Launch: 1965.06.29.
Last Launch: 1965.06.29.
Duration: 0.0073 days.

Associated People

Engle Engle, Joe Henry (1932-) American test pilot astronaut. Flew on X-15 Flight 138, X-15 Flight 143, X-15 Flight 153, STS-2, STS-51-I. More...

See also

Associated Programs

X-15 X-15 rocket-powered manned aircraft project set records for altitude and speed, and reached the edge of space. More...