The Space Based Infrared System (SBIRS) Geosynchronous Earth Orbit satellite (GEO-4) successfully achieved Air Force Space Command operational acceptance. The satellite is healthy and sending data to ...
Artist's concept of SBIRS satellite. Credit: U.S. Air Force WASHINGTON — According to the U.S. Air Force, a SBIRS missile-warning satellite still under construction will launch ahead of one that’s ...
Lockheed Martin has been given the go-ahead to build the fourth geosynchronous (GEO-4) satellite that will form a key part of the US Air Force's Space-Based Infrared Systems (SBIRS) program. SBIRS is ...
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