Space Force Sunsets Last 1970s-Era Missile Warning Satellites
5 Articles
5 Articles
Space Force Sunsets Last 1970s-Era Missile Warning Satellites
More than 50 years after the U.S. military launched its first Defense Support Program satellite, the Space Force has officially decommissioned the missile warning constellation as it prepares to start fielding its next-generation architecture. The post Space Force Sunsets 1970s-Era Missile Warning Satellite Constellation appeared first on Air & Space Forces Magazine.
After more than five decades in service, the last two Defense Support Program satellites stopped operating and were directed towards higher orbits. The US Space Force confirmed the closure of a constellation that monitored missile launches during the Cold War and had as successors more modern infrared systems.
The system was also used to detect forest fires and volcanic eruptions. Successor ArchitectureThe direct successor to the constellation DSP is the Space-Based Infrared System (SBIRS), which currently consists of six geostationary orbiting satellites (GEO) and four high elliptical orbit payloads (HEO), and which is now fully operational.The Space Force is about to launch the next generation of Horizon Infrared Persistent Satellites (Next-Gen OPIR…
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