USA-336

USA-336, also known as SBIRS-GEO 6 (Space Based Infrared System - Geostationary), is a geostationary satellite operated by the United States Space Force (formerly operated by the United States Air Force). USA-336 forms part of the SBIRS High program.

Overview
USA-336 is a three-axis stabilized satellite equipped with an Overhead Persistent Infrared (OPIR) scanner. USA-336 uses its OPIR scanner and long-range surveillance to provide early warning for Ballistic Missile launches. It will replace older Defense Support Program satellites.