Related by context. Frequent words. (Click for all words.) 60 Unmanned Aircraft System 60 Unmanned Aerial Vehicle 59 F/A-# Raptor 59 Airborne Laser 58 vertical takeoff 58 P 8A Poseidon 57 Raytheon Awarded 56 reusable spacecraft 55 CH #K 55 Evolved Expendable Launch Vehicle 55 Global Hawk 55 NASAs 55 Lockheed Martin 55 Research Laboratory AFRL 55 Littoral Combat Ship LCS 54 AESA radar 54 UAV 54 airships 54 unmanned aerial 54 UCAV 54 Orion spacecraft 54 Unmanned Aerial Vehicle UAV 53 airship 53 P 8A 53 nanosatellite 53 Aerosonde 53 AMRAAM 53 tilt rotor 53 Orion Crew 53 VTOL 53 Ares rocket 53 Comanche helicopter 53 Watchkeeper 53 aerostats 52 spaceplane 52 F/A-#E/F 52 General Atomics Aeronautical 52 MALD 52 X #B 52 Launch Vehicle 52 General Atomics Aeronautical Systems 52 multirole 52 Polar orbiting Operational 52 robotic spacecraft 52 Lockheed Martin NYSE LMT 52 NYSE LMT 51 unmanned aerial vehicles 51 CubeSat 51 Aerospace Industries IAI 51 DARPA 51 Wideband Global 51 Lockheed Martin Corp. 51 Orbital Sciences 51 CH #F 51 APKWS 51 Redstone Arsenal Ala. 51 GOES R 51 EA 6B 51 LRIP 51 hypersonic flight 51 Joint Cargo Aircraft 51 Research ONR 51 based Midcourse Defense 51 UAVs 51 Aeronautical Systems 50 AUVSI 50 F/A-#E/F Super Hornet 50 F #I 50 JAGM 50 radome 50 Goodyear Blimp 50 aerostat 50 Advanced Hawkeye 50 MH #R 50 Maritime Surveillance 50 Lockheed 50 RQ 4 50 Unmanned Aerial Vehicles UAVs 50 unmanned aerial vehicle 50 radar altimeter 50 NYSE RTN 50 Aegis Weapon System 50 ScanEagle 50 JSOW 50 littoral combat ship 50 AH 1Z 50 CALIPSO 50 blimps 50 Alliant Techsystems ATK 50 X #A 50 Aegis Ballistic Missile Defense 50 Orbital Sciences Corp. 50 unmanned 50 JASSM 50 Raytheon NYSE RTN 50 Osprey tilt rotor 50 SUGV 50 Missile Defense Command 49 Littoral Combat Ships 49 AESA 49 Unmanned Air