For more than 35 years, CS has been a major actor for developing and operating ground space ground segment software and applications. > 350 space engineers, worldwide activity including offices in North America (US, CAN). End-to-end solutions integrating components from ground segments to user requests optimization. Participation to major European space projects (GALILEO, COPERNICUS, ATV, ROSETTA, PLEIADES, CSO, SPOT / HELIOS, EGS-CC,…). Innovative solutions for NEWSPACE (small satellites, constellations, Big Data, cloud computing, deep learning…). OPEN SOURCE products for innovation & interoperability.