Stellerian

Stellerian is a space technology company developing advanced computer vision and navigation systems to support safer, more capable in-space operations. Its ACECam platform combines proprietary software and sensors to help unmanned spacecraft navigate, track targets, and carry out proximity operations. The technology builds on artificial intelligence, computer vision, optical navigation, and high-fidelity dynamic models.

Stellerian’s capabilities include relative navigation and target tracking, spacecraft pose estimation, on-board inspection and feature mapping, docking automation, proximity operations, and formation flying. These tools are intended to support satellite servicing and other spacecraft missions, from tracking objects at long or short range to navigating during close approaches. The company also offers simulated environments, synthetic imagery, digital twins, and ray-tracing demonstrations for developing and evaluating space operations.

Stellerian presents ACECam hardware alongside software demonstrations covering synthetic imagery and relative proximity operations. Its stated mission is to enable the in-space economy and establish more robust satellite navigation systems. The company lists partnerships and connections across the space sector, including aerospace organizations, research institutions, and technology companies.