Horus
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A high-performance, single-box star tracker
One optical head (OH) integrating hardware and software, designed to withstand severe mechanical loads and harsh environments, including extreme temperatures, radiation, and stray light.
A compact, powerful solution
Horus weighs less than 1.6kg and features a 24° sun-exclusion angle, making it a high-performance solution for non-centralized architectures.
Qualified to TRL9 in 2025
Drawing on 50 years of Sodern expertise and inheriting its star catalog and embedded algorithms from Hydra, Horus saw its first delivery in early 2025.
Optimal end-of-life performance
Equipped with a CMOS detector and thermoelectric cooler, Horus delivers optimal end-of-life performance.
Main features
Options
Testing facilities and support
- Horus is tested in Englewood, Colorado, through advanced testing facilities for high-performance star trackers
- Training with our experts to become knowledgeable on Sodern star tracker and ground support equipment, on site or remotely
- Mission-specific radiation and performance assessments
- Technical support for software integration
- Engineering model
- Star tracker numerical performance model
- Static or dynamic optical ground support equipment
- Electrical ground support equipment for H/W in the loop testing
Management & revues
Each project is supported by dedicated project management and manufacturing teams. We provide multiple levels of project oversight and review, tailored to the agreed statement of work:
- Standard or customised management options are available
Available options
HORUS Star Tracker is configurable to best suit your platform:
- Power supply : 24-50V or 70-105V
- EEE parts Level 1 or Level 2
- Communication interface : 1553 in baseline – RS422 UART in option
- With or without Thermo-Electric Cooler
- Alignment cube orientations
Other Ranges
Auriga™
Hydra
