Air Force researchers are exploring how to get overhead navigation signals in areas where the GPS constellation is limited due to terrain or an adversary’s denial efforts. To that end, the Air Force Research Lab awarded aerospace contractor ITT Excelis of McLean, Va., a $2.15 million contract to begin researching a small satellite navigation payload to augment the current GPS program, announced the company on Jan. 23. Excelis will conduct an 18-month study under the this project to identify ways to increase GPS affordability and sustainment through reduction of payload weight, size, and power, states the company’s release.
The Air Force displayed all the firepower it has amassed on Okinawa in an unusually diverse show of force this week. IIn a May 6 “Elephant Walk,” Kadena Air Base showcased 24 F-35A Lightning II stealth fighters, eight F-15E Strike Eagles; two U.S. Army Patriot anti-missile batteries near the runway; and…