Communications · Recorded milestone
Satellite quantum key exchange
Recorded year2017
China's Micius satellite distributes entangled photons for quantum-secure keys over 1,200 km.
Explore this milestone on the interactive mapBuilt on
- Information theoryRecorded · 1948requires
- Stored-program computerRecorded · 1948requires
- Silicon solar cellRecorded · 1954requires
- First satelliteRecorded · 1957requires
- Integrated circuitRecorded · 1958requires
- LaserRecorded · 1960enables
- MicroprocessorRecorded · 1971requires
- Entanglement experimentsRecorded · 1982enables
Led to
Sources & evidence
Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.