Retired Lt. Col. Robert L. Riedenauer, who flew development aircraft such as the SR-71 and U-2 while in the Air Force and later, as a Lockheed Martin test pilot, the F-117 stealth fighter, died at age 70 on April 23 at his home in Palmdale, Calif. The Associated Press reports he had fought a long battle with cancer. The City of Lancaster, Calif., inducted Riedenauer into its Aerospace Walk of Fame in 2002.
Northrop Grumman has broken ground on a major new production facility for the B-21 Raider, the company and the Air Force announced Oct. 6. The construction comes as a top service official said testing on the bomber is going well in the lead up to its planned introduction into the…
