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List of USA satellites. This is a list of satellites and spacecraft which have been given USA designations by the United States Air Force. These designations have been applied to most United States military satellites since 1984, and replaced the earlier OPS designation. As of June 2022, USA designations have been assigned to 331 space satellites.
USA-336 is a three-axis stabilized satellite equipped with an Overhead Persistent Infrared (OPIR) scanner. [5] USA-336 uses its OPIR scanner and long-range surveillance to provide early warning for Ballistic Missile launches. [1] [4] It will replace older Defense Support Program satellites. [5]
Same satellite as Horizons-1 HS-601: United States Japan Satellite Systems 24 Ku-Band transponders: 1 October 2003: Same satellite as Galaxy-13 125.0°W: AMC-21: Orbital ATK GEOStar-2: United States SES: Comsat: Canada, United States, Mexico, Caribbean, Central America: 14 August 2008 Ariane 5 ECA: Ku-band satellite 123.0°W: Galaxy 18: LS-1300 ...
This satellite, launched in August last year, has frequently come close to the American military satellite USA-326, which the Pentagon said is meant to gather intelligence via “overhead ...
The United States Space Surveillance Network (SSN) detects, tracks, catalogs and identifies artificial objects orbiting Earth, e.g. active/inactive satellites, spent rocket bodies, or fragmentation debris. The system is the responsibility of United States Space Command and operated by the United States Space Force and its functions are:
Samples of three GPS satellites' orbits over a five-year period (2013 to 2018) USA-242 · USA-239 · USA-151 · Earth As of 15 August 2023, 83 Global Positioning System navigation satellites have been built: 31 are launched and operational, 4 are unhealthy or in reserve, 41 are retired, 2 were lost during launch, and 1 prototype was never launched. 4 Block III satellites have completed ...
Illustration of the DSCS III satellite. The Defense Satellite Communications System ( DSCS) [ 1 ] is a United States Space Force satellite constellation that provides the United States with military communications to support globally distributed military users. Beginning in 2007, DSCS began being replaced by the Wideband Global SATCOM system.
“The satellites can appear as a string of pearls or a ‘train’ of bright lights moving across the night sky,” according to Space.com. “Starlink satellites are easier to see a day or two ...