# USA-80

> artificial satellite from U. S.

**Wikidata**: [Q7865706](https://www.wikidata.org/wiki/Q7865706)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/USA-80)  
**Source**: https://4ort.xyz/entity/usa-80

## Summary
USA-80 is an American artificial satellite launched on April 10, 1992, as part of the NAVSTAR Global Positioning System (GPS). Also known by the alias Navstar 25, it was manufactured by Rockwell International and operated by the United States Air Force.

## Key Facts
- **Classification:** GPS satellite (NAVSTAR Global Positioning System)
- **Launch Date:** April 10, 1992
- **Launch Vehicle:** Delta II (retired expendable launch system)
- **Launch Site:** Cape Canaveral Space Launch Complex 17
- **Manufacturer:** Rockwell International
- **Operator:** United States Air Force
- **Satellite Catalog Number (SCN):** 21930
- **COSPAR ID:** 1992-019A
- **Alias:** Navstar 25

## FAQs
### Q: What is the primary purpose of USA-80?
A: USA-80 is a navigation satellite that serves as a component of the NAVSTAR Global Positioning System (GPS). It was designed to provide positioning, navigation, and timing data as part of a larger satellite constellation.

### Q: Who built and operated USA-80?
A: The satellite was manufactured by Rockwell International. It was operated by the United States Air Force on behalf of the United States government.

### Q: How was USA-80 placed into orbit?
A: USA-80 was launched from Cape Canaveral Space Launch Complex 17 on April 10, 1992. It was carried into space by a Delta II rocket, a member of the Delta rocket family of expendable launch systems.

## Why It Matters
USA-80, identified as Navstar 25, is a foundational element of the NAVSTAR Global Positioning System (GPS). As an orbital asset of the United States Air Force, it contributed to the global infrastructure required for precise geolocation and time synchronization. The satellite represents the industrial and technological collaboration between the U.S. military and aerospace manufacturers like Rockwell International during the early 1990s. Its successful deployment via the Delta II launch system underscores the reliability of the Delta rocket family in establishing critical space-based navigation networks. These satellites are essential for both military operations and the civilian applications that define modern global navigation.

## Notable For
- **GPS Constellation:** Serves as a dedicated node (Navstar 25) within the Global Positioning System.
- **Delta II Launch:** Utilized the Delta II rocket, a significant and now-retired expendable launch system.
- **Rockwell International Production:** Manufactured by Rockwell International, a key contributor to early GPS satellite technology.
- **Strategic Launch Site:** Launched from the historic Cape Canaveral Space Launch Complex 17.

## Body

### Mission Overview
USA-80 is an artificial satellite belonging to the United States. It is classified as a GPS satellite, specifically part of the NAVSTAR Global Positioning System. Within the system's nomenclature, it is frequently referred to by the alias Navstar 25.

### Launch and Deployment
The satellite was successfully launched on April 10, 1992. The launch was conducted at Cape Canaveral Space Launch Complex 17. The mission utilized the Delta II launch vehicle, which was a primary expendable launch system used by the United States for several decades before its retirement.

### Technical Administration
*   **Operator:** The United States Air Force managed the operations of the satellite.
*   **Manufacturer:** The spacecraft was constructed by Rockwell International.
*   **Identification:** The satellite is tracked under the Satellite Catalog Number (SCN) 21930 and the COSPAR ID 1992-019A.
*   **Digital Identifiers:** It is recognized in technical databases by the Freebase ID /m/0k89_yv and the Wolfram Language entity code Entity["Satellite", "21930"].

## References

1. Jonathan's Space Report