Sener Aeroespacial has been a leading supplier of high-performance aerospace systems for Space, Defence and Science for more than 50 years, with high added value technological developments. • In Space, it supplies electromechanical components and systems, navigation systems (GNC/AOCS), communications, astronomy, and optics systems for Space, and participates in the main programs of ESA and NASA (including EUCLID, Meteosat Third Generation, Solar Orbiter, JUICE, Proba-3, Hubble, Galileo, Rosetta, Gaia, Herschel/Planck, IXV, BepiColombo, Mars 2020 and Space Rider) and the European Southern Observatory. • In the Space commercial market, is a leading supplier of telemetry and te lecommand antennas and a regular supplier of all types of antennas, passive equipment, and radio frequency assets for the leading international manufacturers of communications satellites, even in programs for the so-called New Space. • In Defence, SENER Aeroespacial develops electromechanical systems, GNC and actuation for autonomous ground and aerial systems, COMINT (communications intelligence) and communications links (D-Link), as well as aircraft modernisation services. • In Astronomy and Science, it produces precision mechanical equipment for terrestrial telescopes and engineering services.