The YB-49 had a wingspan of 172 feet and a crew of six. It was powered by eight Allison J35-A-15 turbojet engines-upgraded to J35-A-19s in the YRB-49A variant-each producing 4,000 pounds of thrust.

The new interceptor was built with a narrow fuselage, embedded Allison J35 turbojet engines, and a thin, straight wing. Originally, the aircraft was built with swept wings, ...

In contrast, the D-558-1 took off and landed under its power generated by the 5,000-pound static thrust Allison J35-A-11 engine housed in a cylindrical fuselage whose shape inspired a nickname for ...

The MB-1 Genie, later renamed the AIR-2A—and popularly nicknamed “Ding Dong”—was a three-meter long rocket armed with a 1.5 kiloton nuclear W25 warhead in its tips.

The new interceptor was built with a narrow fuselage, embedded Allison J35 turbojet engines, and a thin, straight wing. Originally, the aircraft was built with swept wings, ...