Atlas V Launch from the Backyard today August 4, 2022
Published 2022-08-04
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The Space-Based Infrared System, or SBIRS, plays a key role in defending the United States and its allies from missile attacks. Combining dedicated satellites in geosynchronous orbit and sensors hosted on other spacecraft in inclined elliptical orbits, it keeps a constant watch for the signs of rocket and missile launches around the world. SBIRS satellites are equipped with infrared sensors to detect missiles by the heat signatures of their exhaust plumes.
Thursday’s launch deployed the constellation’s sixth geosynchronous satellite. SBIRS GEO 6 is also expected to be the last SBIRS satellite to launch before a next-generation missile detection system begins deployment in the coming yea