
The X-15 rocket-powered aircraft begins its climb after launch at the NASA Flight Research Center, Edwards, CA.

This photo illustrates how the X-15 rocket powered aircraft was taken aloft under the wing of a B-52.

The second X-15 rocket plane (56-6671) is shown with two external fuel tanks which were added during its conversion to…

The X-15 flight crew, left to right: Air Force Captain Joseph H. Engle, Air Force Major Robert A. Rushworth, NASA…

Instruments of X-15 ship 3 control panel show the final Honeywell MH-96 configuration as it appeared in 1966.

X-15A #2 in flight. First flight with dummy ramjet attached. Flight 2-51-92, Pete Knight – pilot.

X-15A #2 is rolled out of the paint shop after having the full-scale ablative applied.

X-15A #2 with full-scale ablative and external tanks installed parked in front of hangar.

X-15A #2 post-flight photo showing heat damage from Mach 6.7 flight on 3 Oct 67.

After receiving a full-scale ablative coating to protect the craft from the high temperatures associated with high-Mach-number supersonic flight, the…