Although turbojet and turbofan jet engines are similar, the things that set them apart make them very different. Here's what you need to know.

The first type jet engine was a turbojet that went into production in 1939, finding a home on the German Me 262, making it the first fighter jet to fly during WWII.

Pratt & whitney developed the 4,500-kilogram (10,000-pound) thrust JT3 turbojet engine in 1950. It powered such military aircraft as the Boeing B-52, Convair F-102, Douglas A3D, Lockheed U-2, ...

The Ghost was the first turbojet engine approved in the Normal Category for civil transport operation by Great Britain's Air Registration Board. The Ghost 40 was the first pure jet engine to power a ...