Engle was one of the first astronauts in the Space Shuttle program, having flight tested the Space Shuttle Enterprise in 1977.

The Space Shuttle Enterprise was carried to 25,000 feet on top of the Boeing 747 carrier aircraft, and then released for its two minute glide flight to landing.

As the result of a successful letter writing campaign, NASA named the initial flight-test Space Shuttle Enterprise.

Additionally on April 12, 2011, the museum was awarded the Space Shuttle Enterprise.

This is United States Space Shuttle Enterprise.

Repeat, this is United States Space Shuttle Enterprise.

Shuttle Enterprise with two on board is damaged and unable to deorbit.

The Space Shuttle Enterprise was used as a boilerplate to test launch stack assembly and transport to the launch pad.

An SCA carried the Space Shuttle Enterprise in the late 1970s, and has since carried all Space Shuttles.

August 12 - The Space Shuttle Enterprise makes its first flight, a test glide in the atmosphere after detaching from a Boeing 747 Shuttle Carrier Aircraft.