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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 462 space satellites.
Samples of three GPS satellites' orbits over a five-year period (2013 to 2018) USA-242 · USA-239 · USA-151 · Earth As of 22 January 2025, 83 Global Positioning System navigation satellites have been built: 31 are launched and operational, 3 are in reserve or testing, 43 are retired, 2 were lost during launch, and 1 prototype was never launched. 3 Block III satellites have completed ...
True color image of the Earth from space. This image is a composite image collected over 16 days by the MODIS sensor on NASA’s Terra satellite. NASA Earth science satellite fleet as of September 2020, planned through 2023. Earth observation satellite missions developed by the ESA as of 2019.
SpaceX is hoping to launch satellites for the US Space Development Agency today (2 September), following a two-day delay. A Falcon 9 rocket carrying 13 military satellites will lift off from ...
The number of satellites in Earth's orbit has skyrocketed from about 1,000 in 2010 to more than 10,000 today. ... such as those that put satellites into space, ...
A number of weather satellites are also present in geosynchronous orbits. Not included in the list below are several more classified military geosynchronous satellites, such as PAN . A special case of geosynchronous orbit is the geostationary orbit , which is a circular geosynchronous orbit at zero inclination (that is, directly above the ...
It's launch day! SpaceX is targeting 7:45 p.m. EDT to launch a Falcon 9 rocket from Launch Complex 40 at Cape Canaveral Space Force Station. If needed, seven backup launch opportunities are ...
First launch of operational Starlink satellites from Vandenberg Space Force Base, and first launch into a high-inclination, non-SSO orbit. Musk stated that the operational satellites were version 1.5 and featured "laser inter-satellite links, which are needed for high latitudes and mid-ocean coverage". [67] 31 Group 4-1 v1.5 2021-104