Missile Defense

AN/SPY-1 Radar

Quick Facts Mobility Sea-based is highly mobile; land-based has low mobility Role Primary radar for Aegis BMD Deployment Deployed on

Army/Navy Transportable Radar Surveillance (AN/TPY-2)

Quick Facts Mobility Transportable by air, ship, and truck; moderate mobility Role Forward-based radar for BMDS; Primary terminal radar for

Upgraded Early Warning Radars (UEWR)

Quick Facts Mobility Stationary Role Provide detection and tracking of ballistic missiles and interceptors, and classification of space objects Frequency

Space Tracking and Surveillance System (STSS)

The Space Tracking and Surveillance System-Demonstration (STSS-D) satellites were designed as demonstration satellites with a four-year in-orbit lifespan. The original

Space-Based Infrared System (SBIRS)

Quick Facts Mobility Satellites and sensors in GEO and HEO Role Mission areas include missile defense, missile warning, technical intelligence

Defense Support Program

Quick Facts Mobility Satellites in GEO Role Strategic and tactical missile launch detection Status Five satellites in geosynchronous orbit Producer

Terminal High Altitude Area Defense (THAAD)

Facts Mobility Mobile, ground-based Targets Short-, medium-, and intermediate-range ballistic missiles Role Medium-range, atmospheric interceptor Status Interceptors in the UAE,

Patriot Missile Defense System

Facts Mobility Ground-based, mobile Targets UAV, Cruise Missiles, Short-range Ballistic Missiles Role 15km (PAC-3), 22km, interceptor Status Interceptor sites all

Ground-Based Midcourse Defense (GMD)

Facts Mobility Non-mobile, ground-based Targets Intercontinental and intermediate-range ballistic missiles Role Long-range, exo-atmospheric interceptor Status Interceptor sites deployed to Fort Greely,