An earlier, short-lived Lockheed Martin stealth UAV, the RQ-3 DarkStar, used a Williams-Rolls-Royce FJ44-1A turbofan, an engine favored for 1990s-era business jets, whose manufacturers claimed ...

Drones or UAVs are becoming more common in military aircraft and carry out some important missions. So how long can they stay in the air? Here's what we know.

Lockheed Martin Corporation LMT: The company has a vast portfolio of autonomous aerial systems, including the Indago 4, MORFIUS, Stalker Unmanned Aircraft System (UAS) and a few more. On Feb. 26 ...

Lockheed Martin LMT: It has a vast portfolio of autonomous systems, including Indago UAV and Stalker UAS. Moreover, its MATRIX technology enables rotary and fixed-wing aircraft to be flown with or ...