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Spaceflight. A military satellite is an artificial satellite used for a military purpose. The most common missions are intelligence gathering, navigation and military communications . The first military satellites were photographic reconnaissance missions. Some attempts were made to develop satellite based weapons but this work was halted in ...
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.
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.
Google Earth. Google Earth is a computer program that renders a 3D representation of Earth based primarily on satellite imagery. The program maps the Earth by superimposing satellite images, aerial photography, and GIS data onto a 3D globe, allowing users to see cities and landscapes from various angles. Users can explore the globe by entering ...
A reconnaissance satellite or intelligence satellite (commonly, although unofficially, referred to as a spy satellite) is an Earth observation satellite or communications satellite deployed for military or intelligence applications. The first generation type (i.e., Corona [ 1][ 2] and Zenit) took photographs, then ejected canisters of ...
The National Reconnaissance Office ( NRO) is a member of the United States Intelligence Community and an agency of the United States Department of Defense which designs, builds, launches, and operates the reconnaissance satellites of the U.S. federal government. It provides satellite intelligence to several government agencies, particularly ...
Director. Scott Betts. The Defense Visual Information Distribution Service ( DVIDS ), formerly the Defense Video & Imagery Distribution System, is an operation supported by the Defense Media Activity (DMA). It provides a connection between world media and the American military personnel serving at home and abroad.
Explorer 1 was the first satellite launched by the United States in 1958 and was part of the U.S. participation in the International Geophysical Year (IGY). The mission followed the first two satellites, both launched by the Soviet Union during the previous year, Sputnik 1 and Sputnik 2. This began a Space Race during the Cold War between the ...