SpaceDyS (Space Dynamics Services) is an Italian company founded in 2011 and internationally recognised for its expertise in space dynamics and software development for astronomy. It creates specialized software and services for space agencies, research organisations, and other users working in complex orbital environments. Its main areas include asteroid dynamics and impact monitoring, space surveillance and tracking, mission analysis and navigation, and tailored software solutions.

SpaceDyS operates the international asteroid data services NEODyS and AstDyS and developed Aegis, an automated impact-monitoring system for the European Space Agency’s Near-Earth Object Coordination Centre. Its work also includes Deborb, satellite and space-debris monitoring tools, and software for astronomical image processing, orbit determination, object correlation, and collision awareness. For space missions, the company provides expertise in trajectory optimization, autonomous navigation, deep-space operations, and end-of-life planning. Project examples include IMPRESS4FLY for the Flyeye Telescope and mission analysis for CubeSat missions such as HENON. SpaceDyS also develops customized tools using proprietary libraries and scientific expertise, and participates in the OrbFit consortium.