Satellite constellation · Navigation

GPS (Global Positioning System)

≈ 31 operational satellites

ConstellationOperational

Overview

The United States' global navigation satellite system, providing worldwide positioning, navigation, and timing from medium Earth orbit.

Member satellites

Individual members of large, fast-changing constellations are not enumerated here — their rosters change continually, and this encyclopedia does not invent a fixed list. The constellation is modelled as a single entity connected to its operator and orbit.

Knowledge connections

Operated byUnited States Space Force
OrbitMedium Earth Orbit (MEO)

Sources

The primary and reference sources this topic draws on.

Gunter's Space PageGunter Krebs — Gunter's Space Page
A specialist reference compilation of launch vehicles, stages, and spacecraft across all spacefaring nations.