Search results
Results From The WOW.Com Content Network
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.
Explorer 1. 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 ...
First communications satellite in geostationary orbit. First Olympic broadcast to international audiences. First tandem satellite broadcast (with Relay 1) August 19, 1964. United States. OSCAR-III. First amateur radio communications satellite (relay/transponder); first OSCAR powered by solar cells. March 9, 1965.
This timeline of artificial satellites and space probes includes uncrewed spacecraft including technology demonstrators, observatories, lunar probes, and interplanetary probes. First satellites from each country are included. Not included are most Earth science satellites, commercial satellites or crewed missions .
5 March 1958. U.S. Army Ballistic Missile Agency. Failed to orbit. Vanguard 1. United States. 17 March 1958. U.S. Naval Research Laboratory. Oldest artificial satellite in orbit, along with its upper stage. Explorer 3.
Weather satellites of the United States‎ (3 C, 70 P) Pages in category "Earth observation satellites of the United States" The following 45 pages are in this category, out of 45 total.
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:
Z. Zuma (satellite) Categories: Space program of the United States. Satellites by country.