Star Trackers


Sinclair Interplanetary builds high-performance star trackers and baffles for small spacecraft.  There are currently 77 on-orbit onboard the following spacecraft:

  • SkySat-1 to -21 (x2 each, 42 total) [See first-light image here]
  • BRITE-PL1, -PL2, -Toronto, -Montreal (x1 each, 4 total) [See paper on performance here]
  • Perseus M-1, M-2 (x1 each, 2 total)
  • GHGSat-D (CLAIRE) (x1) [See early commissioning report here]
  • GHGSat-C (IRIS) (x1) (Integrated into Darkstar laser downlink terminal)
  • Landmapper-BC 1, 2, 3, 4 (x1 each, 4 total)
  • MKA-N 1, 2 (x1, 2 total)
  • Blacksky Global-1, -2, -3, -4, -7, -8 (x2 each, 12 total)
  • ALE 1, 2 (x2 each, 4 total)
  • Confidential commercial spacecraft (x2)
  • Momentus X-1 (x1)
  • NEMO-HD (x2)

Part Number Guide

Datasheet with pricing

Interface Control Document