The 4S Symposium (Small Satellites Systems and Services) is a premier international event dedicated to the advancement of small satellite systems. Since its inception in the 1990s, it has grown into a key global forum bringing together leaders from industry, academia, and space agencies to showcase innovation, exchange expertise, and foster collaboration. Held biennially, the symposium spans mission applications, cutting-edge technologies, and commercial services. This year’s edition explores the theme “Swarming the Skies, Soaring Beyond: from VLEO to Deep Space,” highlighting the future of satellite systems across Earth orbit and beyond.

More info: 4S Symposium 2026