Star Trackers — Space Hardware Marketplace

HYDRA Star Tracker

• Cross-boresight precision2.8 arcseconds
• Acquisition robustness6 deg/s
• Tracking robustness8 deg/s

Modular multi-head star tracker with 2.8 arcsecond cross-boresight precision, flight-proven on 245+ satellite units with over 10 million…

ASTRO 10 Star Tracker

• TypeStar tracker
• Accuracy<1 arcsecond (2-sigma)
• Heritage50+ missions

Compact, high-accuracy star tracker for satellite attitude determination, flight-proven on over 50 missions worldwide.

ST400 Precision Star Tracker

• Mass350 g
• Dimensions74 × 74 × 146 mm
• Pointing Accuracy5 arcsec

High-precision star tracker delivering 5 arcsec accuracy for small and medium satellite missions.

ST200 Miniature Star Tracker

• Mass106 g
• Dimensions50 × 50 × 83 mm
• Pointing Accuracy10 arcsec

Ultra-compact star tracker for CubeSats, providing 10 arcsec pointing accuracy at 106 g mass.

Full-Extension Nano Star Tracker (NST)

• Mass0.85 kg
• Dimensions25 x 10 x 10 cm
• Accuracy (cross-boresight)1 arcsec

Highest-performance nano star tracker. 0.85 kg, 25x10x10 cm, 1 arcsec cross-boresight / 10 arcsec about-boresight. Maximum aperture for…

Mid-Extension Nano Star Tracker (NST)

• Mass0.45 kg
• Dimensions17 x 8.5 x 7 cm
• Accuracy (cross-boresight)1 arcsec

High-accuracy nano star tracker. 0.45 kg, 17x8.5x7 cm, 1 arcsec cross-boresight / 10 arcsec about-boresight. Lost-in-space, RS-422/RS-485. For…

Standard Nano Star Tracker (NST)

• Mass0.35 kg
• Dimensions10 x 5 x 5.5 cm
• Accuracy (cross-boresight)6 arcsec

Compact nano star tracker with lost-in-space capability. 0.35 kg, 10x5x5.5 cm, 6 arcsec cross-boresight / 40 arcsec about-boresight…

Redwire SpectraTRAC Star Tracker

Compact, autonomous Lost-in-Space star tracker for CubeSat, NanoSat, and Spaceflight missions.

AA-STR Autonomous Star Tracker

• DetectorHAS APS (CMOS Active Pixel Sensor)
• FOV20 x 20 deg
• Dynamic Range1.5-5.5 Mi

Next-gen CMOS APS autonomous star tracker: 20x20 deg FOV, 2.6kg, 5.6W, 8.25 arcsec accuracy, 10Hz, first TRL-9 CMOS…

A-STR Autonomous Star Tracker

• DetectorMPP CCD (radiation-hardened)
• FOV16.4 x 16.4 deg
• Dynamic Range1.5-5.5 Mi

Single-assembly autonomous star tracker with radiation-hardened MPP CCD: 16.4x16.4 deg FOV, 8.25 arcsec bias accuracy, 10Hz, 3.55kg, 18-year…

AURIGA CP Star Tracker

• ArchitectureOptical head; software on satellite OBC
• Precision XY11 arcsec
• Temporal Noise (XY/Z)11 / 70 arcsec

Affordable smallsat star tracker: software on OBC, SpaceWire interface, 11 arcsec XY precision, up to 10 Hz update…

HYDRA ACCESS Star Tracker

• Precision XY2.8 arcsec
• Temporal Noise (XY/Z)2.3 / 18 arcsec
• ArchitectureNo dedicated EU — software on satellite OBC

Most affordable Hydra-range star tracker: software embedded in satellite OBC, up to 3 optical heads, 2.8 arcsec XY…

ASTRO XP High Accuracy Star Tracker

• ArchitectureSeparate Optical Head (OH) + remote Electronics Unit (EU)
• Field of View3.3 deg circular
• OpticsCatoptric (all-mirror), 175mm focal length, f/2.0, low-CTE material

Ultra-high precision star tracker for science and EO missions: <0.1/<3.5 arcsec XY/Z accuracy, catoptric all-mirror optics, 3.3deg FOV,…

ASTROgyro Integrated Attitude Determination System

• Configuration2x AGS (star sensor) + 1x AGI (Inertial Reference Unit)
• System Update Rate30 Hz
• AGS Bias Error<5 arcsec (full temp range)

Integrated star tracker + gyro AOCS unit: 2x ASTRO APS star sensors + Coriolis Vibratory Gyroscopes IRU, 30…

ASTRO APS3 Autonomous Star Sensor

• Field of View20 deg full-cone (circular)
• OpticsRefractive, 29mm focal length, f/1.0
• Image SensorFaintStar2 SoC, 1024x1024 px

Next-gen Jena-Optronik star tracker: 1.8kg, <6W, 20deg FOV, <0.8/<7 arcsec XY/Z accuracy, <1s lost-in-space acquisition, 7.0 mi sensitivity,…

ASTRO APS Autonomous Star Sensor

• Field of View20 deg circular
• OpticsRefractive, 43mm focal length, f/1.2, rad-hard glass
• Detector1024x1024 px; HAS2 or STAR1000 APS CMOS

Heritage autonomous star sensor for LEO-GEO-deep space: <1/18yr lifetime, >470 units contracted including NASA Orion/Artemis.

ASTRO CL Star Tracker

• Field of View25 deg full-cone (circular)
• Optics23mm focal length, f/1.4
• Image SensorFaintStar2 SoC, 1024x1024 px

Ultra-compact SoC-based star tracker for small satellites and constellations: 320g, 1.2W, 25deg FOV, 2/12 arcsec XY/Z accuracy, 5/8…

NST Full Extension Nano Star Tracker

• Accuracy (cross-boresight)1 arcsec
• Accuracy (about-boresight)200 arcsec
• Update Rate5 Hz

Full-baffle nano star tracker, 1 arcsec cross-boresight accuracy, 850 g, 250×100×100 mm. Tightest sun exclusion (12–17.5°).