Stone to Silicon

Communication · 1964

Geostationary satellite (Syncom)

A satellite hanging still over the Pacific broadcasts the Tokyo Olympics live.

Hughes' Syncom 2 of 1963 was the first geosynchronous satellite, and Syncom 3 in 1964 became geostationary, realising Arthur C. Clarke's 1945 proposal. Fixed-position satellites let dishes point once and stay put, the basis of satellite TV and global telephony.

See it in the living treeWikipedia

Arcs above join it to what it stood on, arcs below to what it led to. The bar places this stretch on the tree's whole timeline.

What it built on 2

Related measurements

The dashed line marks when it first worked.

Objects launched into space Latest: 4.51k per year (2025) Source: Our World in Data

Objects launched into space (cumulative) Latest: 24.9k objects (2025) Source: Our World in Data