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Missile Warning Satellite Completes Preliminary Design Review

On October 10, the U.S. Air Force announced that its Next Generation Overhead Persistent Infrared (OPIR) satellite program completed a preliminary design review on September 27. Designed to detect and track missile launches, the first block of Next Generation OPIR includes five satellites, three of which will be stationed in geosynchronous orbit. According to the...

US Air Force Developing Next Generation Missile Warning Satellite

On April 17, the U.S. Air Force announced procurement plans for its next generation of missile warning satellites. Canceling further satellites launches for the Space Based Infrared System (SBIRS) constellation, the Air Force is instead transferring to a new program dubbed the Next Generation Overhead Persistent Infrared. Procurement is scheduled in five years, yet analysts...