- QUESS stands for Quantum Experiments at Space Scaler (QUESS) satellite.
- It is also called MICIUS
- Launched by China
- World’s first Quantum satellite
- It will be located in sun-synchronous orbit at an altitude of 500 km and will circle the Earth once every 90 minutes
- The satellite will help China to establish hack-proof communications system by transmitting uncrackable keys from space to the ground
- Applications: Ranges from highly secured military and government communications to online shopping