Sodern, Eutelsat and ArianeGroup Selected by EU SST to Develop Innovative Opportunistic SSA System

Article
Space optronics
04/06/2026

Big News for European Space Safety!

 


Sodern, Eutelsat and ArianeGroup have been selected by EU SST to develop a new generation of space-based “opportunistic” Space Situational Awareness (SSA) capabilities.

What makes this project unique

This initiative goes beyond traditional concepts by combining ground-based systems with in-orbit data collection, without additional hardware, enabling a truly hybrid SSA approach at scale, without impacting satellite missions.

Sodern's innovation

We are turning standard star trackers into orbital safety sensors.
By leveraging the large volume of Sodern’s Auriga™ star trackers already flying onboard satellites, we enable the detection of nearby objects directly from space, without additional hardware.

Eutelsat’s role

With its operational OneWeb LEO constellation, Eutelsat aims at enabling real in-orbit data acquisition and validation.
This allows the project to prepare to move from concept to operational service, generating SSA data at scale without impacting satellite missions.

Helix’s offering

Based on a 15 years track-record with the largest European network of optical sensors, we are turning data into a SSA & SDA high value portfolio.
In this partnership, Helix shares its expertise on space stakes and shapes the new paradigm of combined ground and space-based SSA services!

 Why it matters 

  • Enables space-based SSA data generation at scale
  • Paving the way towards multitechnology SSA solutions
  • Demonstrates Europe’s sovereign SSA capabilities

Together, we are not only innovating — we are helping build operational SSA services for a safer and more sustainable space environment, without impacting satellite missions and without additional hardware.

 

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