Star Trackers Light the Way

  • Released Friday, August 15th, 2008
  • Updated Wednesday, May 3rd, 2023 at 1:55PM



The Autonomous Star Trackers provide attitude data and motion rate of the satellite. They are based on a radiation hardened design and proprietary algorithms that ensure accurate and robust 3-axes attitude determination. These same instruments most recently flew onboard NASA's Messenger and Mars Reconnaissance Orbiter missions.

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NASA/Goddard Space Flight Center


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