Vagelis Alifragkis , EMTECH SPACE S.A.
The Hellenic Space Dawn (HSD) mission, part of Greece’s IOD/IOV program, aims to demonstrate advanced in-orbit image processing, compression, and encrypted laser direct-to-Earth communication. It comprises two identical 8U CubeSats, each featuring a High-Performance Digital Processor (HPDP), Hard Analog Mixed-Signal Library (HAMSL) board, camera, laser terminal, and RF inter-satellite link. A comprehensive simulation framework and ADCS validation facility ensure mission reliability, particularly in attitude and pointing performance. Supported by a Mission Control System and compact Payload Data Ground System, HSD leverages institutional expertise to enhance mission quality, reduce risks, and maintain cost efficiency for emerging New Space initiatives.